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• i
  i

  the imaginary number .
• I
  I

  noun

  the ninth letter of the English alphabet, a vowel.
• i-
  i-

  variant of y-.
• i.
  i.

  abbreviation

  imperator.
• -i-
  -i-

  the typical ending of the first element of compounds of Latin words, as -o- is of Greek words, but often used in English with a first element of any origin, if the second element is of Latin origin.
• I.
  I.

  abbreviation

  Independent.
• -i
  -i

  suffix

  of or relating to a region or people, esp of the Middle East

i

¹ American  

Mathematics.

1. Also called imaginary unit.  the imaginary number .

2. a unit vector on the x -axis of a coordinate system.

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I ² American  

[ahy] / aɪ /

Or i

noun

I's, plural Is, plural i's, plural is plural

1. the ninth letter of the English alphabet, a vowel.

2. any spoken sound represented by the letter I or i, as in big, nice, or ski.

3. something having the shape of an I.

4. a written or printed representation of the letter I or i.

5. a device, as a printer's type, for reproducing the letter I or i.

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I ³ American  

[ahy] / aɪ /

pronoun

we, plural nominative me, objective us, objective my, possessive mine, possessive our, possessive ours possessive

1. the nominative singular pronoun, used in referring to oneself, the person speaking, writing, or otherwise communicating.

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noun

I's plural

1. (used to denote the narrator of a literary work written in the first person singular.)

2. Metaphysics. the ego.

I ⁴ American  

abbreviation

1. interstate (used with a number to designate an interstate highway).

   I-95.

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I ⁵ American  

Symbol.

1. the ninth in order or in a series.

2. (sometimes lowercase) the Roman numeral for 1.

3. Chemistry. iodine.

4. Biochemistry. isoleucine.

5. Electricity. current.

6. Logic. particular affirmative.

7. (italics) isotopic spin.

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i- ⁶ American  

1. variant of y-.

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i. ⁷ American  

abbreviation

1. imperator.

2. incisor.

3. interest.

4. intransitive.

5. island.

6. isle; isles.

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-i- ⁸ American  

1. the typical ending of the first element of compounds of Latin words, as -o- is of Greek words, but often used in English with a first element of any origin, if the second element is of Latin origin.

   cuneiform; Frenchify.

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I. ⁹ American  

abbreviation

1. Independent.

2. Island; Islands.

3. Isle; Isles.

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I ¹ British  

/ aɪ /

pronoun

1. (subjective) refers to the speaker or writer

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i ² British  

/ aɪ /

noun

1. the ninth letter and third vowel of the modern English alphabet

2. any of several speech sounds represented by this letter, in English as in bite or hit

3. 1. something shaped like an I

   2. ( in combination )

      an I-beam

4. to pay meticulous attention to detail

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-i ³ British  

suffix

1. of or relating to a region or people, esp of the Middle East

   Iraqi

   Bangladeshi

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I. ⁴ British  

abbreviation

1. International

2. Island or Isle

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-i- ⁵ British  

1. used between elements in a compound word Compare -o-

   cuneiform

   coniferous

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I ⁶ British  

symbol

1. chem iodine

2. physics current

3. physics isospin

4. logic a particular affirmative categorial statement, such as some men are married, often symbolized as SiP Compare A E O 1

5. one See Roman numerals

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abbreviation

1. Italy (international car registration)

i ⁷ British  

symbol

1. Also called: j.  the imaginary number √–1

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i Scientific  

/ ī /

1. The number whose square is equal to −1. Numbers expressed in terms of i are called imaginary or complex numbers.

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i Idioms  

1. see dot the i's and cross the t's.

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Grammar

See me.

Other Word Forms

Noun Inflected Forms

• I's
  plural
• Is
  plural
• i's
  plural
• is
  plural
• mine
  possessive
• my
  possessive
• our
  possessive
• ours
  possessive

Etymology

Origin of I

First recorded before 900; Middle English ik, ich, i, Old English ic, ih; cognate with Gothic ik, German ich, Old Norse ek, Latin ego, Greek egṓ, Old Church Slavonic azŭ, Lithuanian aš, Sanskrit ahám

Example Sentences

See Examples For:

i I i- i. -i- I. -i I's Is i's is we me us mine my our ours

On the front page of the i Paper is the comment from police that there was "no sign of political motive" in the murder.

From BBC ● Jul. 13, 2026

The i Weekend says the prime minister and political leaders remember Widdecombe as a "distinguished politician", with the paper remarking she "delighted millions" when she appeared on the BBC's Strictly Come Dancing in 2010.

From BBC ● Jul. 10, 2026

Seven & i Holdings 3382 -0.05%decrease; down pointing triangle raised its annual guidance after the war-driven surge in gasoline prices boosted earnings at its North American convenience-store business, sending quarterly net profit higher.

From The Wall Street Journal ● Jul. 9, 2026

YouTube surpassed Netflix in average daily viewing time in 2025, according to research firm Digital i cited in TechCrunch.

From Barron's ● Jul. 7, 2026

I text Libby just as my cell phone is powering itself down—“stall, do whatever u need 2 do 2 stall, i got a callback”—but who knows if it goes through.

From "Better Nate Than Ever" by Tim Federle

“I don’t think I want any of them. Let it be God’s will. We’re going to New York and then we’ll figure out who needs to come.”

From Los Angeles Times ● Jul. 15, 2026

You have started a new project and I cannot see the idea very clearly.

From BBC ● Jul. 15, 2026

I made the reservation on the PS website more than a week before my flight, providing flight and credit card information.

From The Wall Street Journal ● Jul. 15, 2026

“Well, now I know how it feels when they try to cancel you on the right AND the left,” he wrote on Facebook on Monday.

From Los Angeles Times ● Jul. 15, 2026

“Most people think I have died because I have tried very hard to efface the past,” she writes.

From "At Last She Stood" by Erin Entrada Kelly

Yet that doesn't make its turnaround solely the work of one heavily stubbled mastermind, who saved a company through his singular vision, taste and liberal use of the i- prefix.

From The Guardian ● Jan. 25, 2011

But it wasn't until Cipla came out with the i- pill in 2007, marketing it to modern young women through television and magazine advertising, that women took to it.

From Time ● May 26, 2010

Mary received her in her chamber, to which she had now confined herself in expectation of that joyful-192--vol i- event which was destined never to arrive.

From Memoirs of the Court of Queen Elizabeth by Aikin, Lucy

Intelligence however had no-175--vol i- sooner reached the court of the reception afforded to the princess at Ricot, than directions arrived for her immediate removal to Woodstock.

From Memoirs of the Court of Queen Elizabeth by Aikin, Lucy

Rapin speaks of him as one who was encouraged to hope by some distinguished mark of the queen's-299--vol i- favor, which he does not however particularize.

From Memoirs of the Court of Queen Elizabeth by Aikin, Lucy

And a lot of people, not just the Gilbreths, were very worried that the “best women” i. e. highly educated women were not reproducing.

From Scientific American ● Sep. 21, 2023

Combining the results from parts i. and ii., draw a rough sketch of f .

From Textbooks ● Mar. 30, 2016

Properties i. and ii. say that line integrals are linear, which is true of single-variable integrals as well.

From Textbooks ● Mar. 30, 2016

Within minutes, I got my answer: “@sethporges yes. my girlfriend cathy and i. and i used to do puppet shows.”

From Forbes ● Jun. 26, 2012

Common law protected until and statute law after publication, i. e. when the public in general is first permitted to view the work.

From Copyright: Its History and Its Law by Bowker, Richard Rogers

It may be a connecting sound, like the -i- in nacht-i-gale.

From A Handbook of the English Language by Latham, R. G. (Robert Gordon)

The concord of the 4th prefix, Mi-, is gi-, -i-, -ji-, and sometimes -mi-.

From Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 3 "Banks" to "Bassoon" by Various

Born in Oregon to Taiwanese immigrants, Wang is herself a beneficiary of the doctrine she defended during the historic oral argument—as am I. Following the argument, interest in her background exploded.

From Slate ● May 26, 2026

Nearly five million Americans served in uniform during World War I. After the war, the U.S. drew down the Army to a minimal level and kept it there for two decades.

From The Wall Street Journal ● Apr. 28, 2026

Guy Fieri didn’t know about it, and neither did I. Oh no, he did.

From Los Angeles Times ● Apr. 26, 2026

In a recent study, Purusharth I. Rajyaguru and colleagues used Saccharomyces cerevisiae, a type of yeast commonly used in research, to explore how life might respond to Mars-like stress.

From Science Daily ● Apr. 12, 2026

“Much better not,” said I. “I understand you.”

From "Great Expectations" by Charles Dickens

Then, when you get to the step where you’re actually running the check-backup command, add -i ~/Downloads/pegasus.stix2 into the option section.

From The Verge ● Jul. 21, 2021

Singular masculine words end in -us, plurals end in -i.

From The Guardian ● Jun. 11, 2010

The suffix -i, added to a noun stem, forms generally a neuter verb.

From The Mafulu Mountain People of British New Guinea by Williamson, Robert Wood

Tarsus -i: the foot; the jointed appendage attached at the apex of tibia. bearing the claws and pulvilli.

From Explanation of Terms Used in Entomology by Smith, John. B.

Flocculus -i: a hairy or bristly appendage on the posterior coxa of some Hymenoptera.

From Explanation of Terms Used in Entomology by Smith, John. B.

The company taking the top spot on Gauntlet I’s leaderboard External link was Skycutter, a British startup that partnered with Ukrainian drone company SkyFall.

From Barron's ● Apr. 28, 2026

They include everything from sketches of Apple logos to the bench and desk of the Apple I’s presentation at the Homebrew Computer Club a half-century ago.

From The Wall Street Journal ● Apr. 3, 2026

Another important part of Victor I's legacy was to introduce Latin as the common language of the Catholic Church.

From BBC ● Apr. 28, 2025

Queen Elizabeth I’s elaborate mask-like daily makeup ritual not only hid her smallpox scars but was also meant to project a preternatural agelessness.

From Los Angeles Times ● Mar. 24, 2024

“Now don’t you mess with me this morning,” Elisha said, “because you ain’t got so holy I can’t turn you over my knee. I’s your big brother in the Lord—you just remember that.”

From "Go Tell It on the Mountain" by James Baldwin

Is the latest ICE shooting becoming an issue there?

From Slate ● Jul. 14, 2026

“Is there support for that in the industry? Is that what people use? They have to be able to back that up.”

From The Wall Street Journal ● Jul. 14, 2026

Is there a smart way to manage an irregular income without feeling like every financial decision is a gamble?

From MarketWatch ● Jul. 13, 2026

Silence Is Talking by Reverend & The Makers is reborn as the terrace anthem, aided by the trumpeter in the England band playing the familiar riff taken from War's 1975 song Low Rider.

From BBC ● Jul. 13, 2026

Is he plotting something, waiting for me to let down my guard?

From "The Brightwood Code" by Monica Hesse

"I had really dotted all the i's and crossed all the t's of the experiment," he said.

From Science Daily ● May 18, 2026

Sometimes, he says, “dotting i’s and crossing t’s has to come second to right and wrong.”

From The Wall Street Journal ● Oct. 16, 2025

“I know sometimes people feel like, why hasn’t there been more information? But again, just trying to make sure we have i’s dotted and t’s crossed.”

From Los Angeles Times ● Feb. 26, 2025

"Your proposal does not adequately acknowledge the multiple and significant challenges such a transaction would face from US competition law enforcement agencies," Seven & i's letter added.

From BBC ● Sep. 5, 2024

He tries it in various styles, his hand unaccustomed to the angles of the N, the dotting of the two i’s.

From "The Namesake" by Jhumpa Lahiri

Recall organizers secured the California attorney general’s approval to file a lawsuit for the politicians’ removal; their case is pending in state superior court.

From The Wall Street Journal ● Jul. 15, 2026

Bass is running for reelection against City Councilmember Nithya Raman.

From Los Angeles Times ● Jul. 15, 2026

"You can do this" is the Daily Mirror's pep-talk headline, embedding a photo of captain Harry Kane and star goal scorer Jude Bellingham, head to head, energetically revving each other up.

From BBC ● Jul. 15, 2026

Fed Chairman Kevin Warsh pledged to lawmakers Tuesday that the central bank is committed to bringing inflation below its 2% target, but didn’t hint at an interest-rate path.

From The Wall Street Journal ● Jul. 15, 2026

One of the common symptoms of HD is pale or slightly red areas on the skin that have lost feeling, or loss of feeling on the hands or feet.

From "At Last She Stood" by Erin Entrada Kelly

“We’ve been out really reaching the healthcare community driving awareness of this medicine. Reception’s been very positive and now we start to turn some of the other levers.”

From The Wall Street Journal ● Jul. 15, 2026

"What we were left with was just a lot of uncertainty for about a month," says Goin, who sits on ZOS' bargaining committee - a panel of union members that represents workers at the studio.

From BBC ● Jul. 15, 2026

“On balance, we continue to forecast three 25bp rate hikes over the coming months, somewhat faster and further policy tightening than is currently discounted in the money market,” Goltermann said.

From The Wall Street Journal ● Jul. 15, 2026

“But the closer we got to the game, I tried to just focus as best as I could, but it was difficult. A lot of outside noise, and that’s hard to avoid.”

From Los Angeles Times ● Jul. 14, 2026

“It’ll be busier, less lonely, than when we walked.”

From "Will’s Race for Home" by Jewell Parker Rhodes

“I’m very grateful to Mayor Bass for giving me the opportunity to be part of her team and serve the people of Los Angeles,” Lee said in a statement Tuesday.

From Los Angeles Times ● Jul. 15, 2026

“Twin Temple, Would you like to open my show in L.A. on September 29th at the Hollywood Palladium? Let me know,” White posted on Friday, adding, “Get in front of me Satan!”

From Los Angeles Times ● Jul. 15, 2026

"Each role helped me build skills and perspectives that I didn't yet have, and together those experiences prepared me for the work I do today," she says.

From BBC ● Jul. 14, 2026

“Through my work and the research, every client has said to me, ‘I was close to quitting,’ ” she says.

From The Wall Street Journal ● Jul. 14, 2026

“You’re flushed, George. Let me get you some water.”

From "Will’s Race for Home" by Jewell Parker Rhodes

"These findings show what parents have been telling us all along: when children spend less time on social media, the benefits are real," Kendall said of the findings.

From BBC ● Jul. 14, 2026

“I’m confident that ICE is well trained in vehicle stops and you’re going to see us keep moving forward.”

From Los Angeles Times ● Jul. 14, 2026

“The early signals are telling us that lettuce does seem to be implicated,” she said.

From The Wall Street Journal ● Jul. 14, 2026

"For some of us, those threats have come very close, and all of us live with the knowledge that they may again materialize," Kagan, a liberal justice, told lawmakers in the House hearing.

From Barron's ● Jul. 14, 2026

“Even a few yards less might help us survive,” Caesar declares.

From "Will’s Race for Home" by Jewell Parker Rhodes

That extends Black Butte’s mine life by four years, which is in line with Jefferies’s expectation.

From The Wall Street Journal ● Jul. 14, 2026

Knowing as a father that could have been me, could have been friends of mine, I felt very connected to those people.

From Los Angeles Times ● Jul. 14, 2026

De Beers announced Monday it will pause production at South Africa's largest diamond mine for two years to reduce costs while trading conditions remained tough.

From Barron's ● Jul. 13, 2026

A news quiz that will satisfy your competitive streak: See if you can beat a Slate senior producer’s score—or mine!

From Slate ● Jul. 10, 2026

He wrapped mine also to keep down the clatter, and soon we were pedaling through the blacked-out streets of Haarlem at a speed that would have scared me even in daylight.

From "The Hiding Place" by Corrie ten Boom

"I was in a mixed feeling. I have it completely out of my system. We framed it. We debriefed it as a group and we're all focused now. Full steam ahead."

From BBC ● Jul. 15, 2026

I was the first person in the economy cabin and had my pick of overhead bins.

From The Wall Street Journal ● Jul. 15, 2026

"Does it mean me? Does it mean them? Does it mean my project? Does it mean my studio?"

From BBC ● Jul. 15, 2026

Speaking during a public comment period Tuesday, Umesh Vazirani, a UC Berkeley professor of electrical engineering and computer sciences, said “the academic case for reinstating the SAT is, in my view, overwhelming.”

From Los Angeles Times ● Jul. 14, 2026

Here’s the thing: a year after my mom passed away, my dad took us to her favorite place, Port Aransas beach.

From "Split the Sky" by Marie Arnold

We are here to impose our style, our strengths.

From BBC ● Jul. 15, 2026

“And if not, we just want her to come home. Just bring her home to us so we can at least say our goodbyes.”

From Los Angeles Times ● Jul. 14, 2026

In May, CEO Mark Zuckerberg thanked laid off employees for their contributions and called AI “the most consequential technology of our lifetimes.”

From The Wall Street Journal ● Jul. 14, 2026

A fish that lives in such a limited geography, she said, needs our care.

From Los Angeles Times ● Jul. 14, 2026

“Ladies, perhaps some decorum on this fine Tuesday morning?” our music theory teacher scolds us as she walks by.

From "Split the Sky" by Marie Arnold

Ideally, I need to get to $250,000 to buy a modest apartment so my kid can have a place that is ours and has no debt associated with it.

From MarketWatch ● Jul. 14, 2026

This same blockchain technology is being used to run Liberland's government and one day, if Sun gets his way, it could run ours too.

From BBC ● Jul. 10, 2026

That year, a million people gathered on the National Mall to witness an historic fireworks display, while we, in our little corner of the world, enjoyed ours.

From Salon ● Jul. 3, 2026

The Washington monument is both architecture and sculpture, a powerful symbol with layered meanings for different generations from Washington’s time to ours.

From The Wall Street Journal ● Jul. 3, 2026

We were part of the United States branch, but there were Academy branches just like ours hidden all over the world.

From "Glitch" by Laura Martin

Related Words

• he
• it
• she
• sie
• they
• ve
• xe
• you
• ze
• zie