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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  

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- ³ British  

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

   cuneiform

   coniferous

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I. ⁴ British  

abbreviation

1. International

2. Island or Isle

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i ⁵ 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 ⁶ British  

symbol

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

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-i ⁷ British  

suffix

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

   Iraqi

   Bangladeshi

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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

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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

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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

Headteachers have spoken to the i Paper over fears their schools will have to find money for a national 3.5% teacher pay rise, "despite claims it would be 'fully funded'".

From BBC ● Oct. 22, 2026

“Dr. Williams has always maintained that he was acting i self-defense,” Libman wrote in an email.

From Los Angeles Times ● Oct. 9, 2026

Seven & i maintained its top- and bottom-line forecasts for the fiscal year ending February, expecting revenue to be flat at ¥10.430 trillion and net profit to fall 5.0% to ¥278.00 billion.

From The Wall Street Journal ● Oct. 8, 2026

“There is a certain pride in being a Californian, certainly not held by everybody ... but i would think that the mainstream would be defending the state.”

From Los Angeles Times ● Oct. 6, 2026

Then he noticed the marks engraved in the wooden shaft of the pilum: cht i legio xii f.

From "The Son of Neptune" by Rick Riordan

“It’s the worst thing anyone could accuse me of. ... I have no idea why Tom is trying to destroy me with these lies.”

From Los Angeles Times ● Oct. 23, 2026

"I probably wasn't open about it before because you feel like you're going to get judged."

From BBC ● Oct. 23, 2026

I didn’t know the show had that much strength and power back then.”

From Los Angeles Times ● Oct. 23, 2026

"A lot of men think talking about how they feel is a sign of weakness, and I admit I did feel a bit ashamed at first," he said.

From BBC ● Oct. 23, 2026

The next day, I ask: “Did Ma try to teach you how to read?”

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

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

In furtherance of the design, several of her gentlemen had already taken their departure for that city, and Flemish light vessels were observed to keep watch on the English-112--vol i- coast.

From Memoirs of the Court of Queen Elizabeth by Lucy Aikin

Then came Thomas Cobham, whom sir Thomas Poins took in, and said; 'Alas, master Cobham, what wind headed you to work such-160--vol i- treason?'

From Memoirs of the Court of Queen Elizabeth by Lucy Aikin

The prefix i- or y- is equivalent to the A.-S. or German ge, and usually denotes the past participle.

From Six Centuries of English Poetry Tennyson to Chaucer by James Baldwin

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

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

From Textbooks ● Mar. 30, 2016

For each of the following functions, determine the i. domain and ii. range.

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

The courts, however, generally held that extraterritorial notice of copyright, i. e. on foreign editions, was impracticable and unnecessary; and this view is specifically adopted in the new code.

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

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

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

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

He told me he is not seeing other people, and neither am I. Every year he goes to Mexico for six months.

From MarketWatch ● Sep. 19, 2026

There is a gorgeous, heartbreaking story about a piano prodigy in France during World War I. The final story concerns the marriage between a Dutch clockmaker and a theoretical physicist.

From The Wall Street Journal ● Aug. 18, 2026

So did I. The World Cup is over in less than two weeks, and France and Spain are currently the 1-2 favorites to win the thing.

From Los Angeles Times ● Jul. 8, 2026

The violin in Baerwald’s hands was the one his German-Jewish grandfather played as a Japanese prisoner of war in the Bandō camp at Tokushima during World War I. “It’s a very serviceable violin,” Baerwald notes.

From Los Angeles Times ● Jun. 8, 2026

“Nigel and I. And you three are wanted for tea with the Duchess at quarter past four o’clock sharp.”

From "Secrets at Sea" by Richard Peck

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

Oncus -i: a welt: applied to welt-like ridges on caterpillars.

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

Every Esperanto verb has three Moods—the Conditional, the Imperative, and the Infinitive, which are formed respectively by means of the endings -us, -u, and -i.

From Esperanto Self-Taught with Phonetic Pronunciation by William W. Mann

I E -i formed abstracts and nouns of agency; I E ar go; Min ari, way, track, trail.

From The Dakotan Languages, and Their Relations to Other Languages by A. W. (Andrew Woods) Williamson

Judges were unmoved that Luitpold’s forebears had brewed in the region since 1260, written the purity law and invented Oktoberfest for his great-great-grandfather King Ludwig I’s 1810 wedding.

From The Wall Street Journal ● Sep. 7, 2026

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

“Yeah, it takes us a little longer, but we dot our I’s and we cross our Ts,” she said.

From Los Angeles Times ● Nov. 22, 2024

In a statement read to the public inquiry examining how Letby was able to attack babies, Child I's mother said: "I believe the doctors and nursing staff should have acted earlier."

From BBC ● Sep. 19, 2024

You tearing off in one direction and Leroy tearing off in the other, I’s too old to be chasing after folks like a hound dog.

From "Elijah of Buxton" by Christopher Paul Curtis

In “The Problem Is Industrialism,” Berry recalls phone calls and letters shared with several friends as he solidified his sense of modern industry as the root of today’s “inventory of popular calamities.”

From The Wall Street Journal ● Oct. 23, 2026

After everyone had discussed Ross's demise, she piped up in her famous Texan drawl: "Is Ross gone?"

From BBC ● Oct. 22, 2026

She watches reality TV with her kids; joining them, he offers, “I did my thesis on reality. Is this show about Platonic or Aristotelian ideas?”

From Los Angeles Times ● Oct. 22, 2026

MarketWatch: Is renting or buying the better move for a young person?

From MarketWatch ● Oct. 22, 2026

“You said you’d do anything to get your sister back, Danny. Is that true?”

From "The Way to Rio Luna" by Zoraida Cordova

Now, there are still some t’s to cross and i’s to dot.

From Slate ● Oct. 3, 2026

“No matter what the federal government was doing, they knew that if they weren’t dotting their i’s and crossing their t’s, they were going to get called to account,” Hilton said.

From Salon ● Jul. 15, 2026

"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

So homeowners, dot the i’s and cross the t’s when you sell—and be ready to show your work.

From The Wall Street Journal ● Mar. 6, 2026

At Swarthmore, Libbi got all A’s and B’s and started to spell her name with two i’s.

From "Woe Is I" by Patricia T. O'Conner

Gray is survived by his wife, Stacy Benon Gray; his stepchildren Ryan Cooper and Laurel Cooper; and son-in-law Lee Barker.

From Los Angeles Times ● Oct. 23, 2026

Regardless, it doesn’t appear that this 3% increase is going to bring down oil prices any time soon.

From Salon ● Oct. 23, 2026

"There's way more food to track than there is with exercise, so I can see how that can get extremely obsessive," he added.

From BBC ● Oct. 23, 2026

Henderson knows how hard this is to do.

From Los Angeles Times ● Oct. 23, 2026

This is why she considers her room her sanctum, a place where she is her own true self.

From "At Last She Stood" by Erin Entrada Kelly

“My parents had always said, if we were fortunate enough to be able to watch them go to the World Series, we’re going to do everything we can to get there,” Henderson said.

From Los Angeles Times ● Oct. 23, 2026

Zaheen said she did not think addictions were changing, but instead "we just have the means and desire to talk more openly and honestly about these behaviours".

From BBC ● Oct. 23, 2026

“I think we are still in the very early innings in learning how to deploy AI effectively,” Baird said.

From MarketWatch ● Oct. 23, 2026

Nearby we see the embossed mesh screen that was used to make the image with the help of Ms. Gosin and Paul Wong.

From The Wall Street Journal ● Oct. 23, 2026

“We were thinking a few weeks from now, we might go away together.”

From "Split the Sky" by Marie Arnold

Things that bothered me continued to bother me, and he did nothing about it,” Hila wrote.

From Los Angeles Times ● Oct. 23, 2026

"The concerns to me were that Hall was recommending treatment for patients that he hadn't assessed, that he hadn't met, and that other GPs were uncomfortable with prescribing," Redvers said.

From BBC ● Oct. 23, 2026

I often justify impulse purchases by telling myself that my money is supposed to bring me some happiness.

From MarketWatch ● Oct. 23, 2026

Dr. Michael Kornberg, an associate professor of neurology at Johns Hopkins Medicine, told me he anticipates that Applegate’s experience may lead others to question their own diagnoses.

From The Wall Street Journal ● Oct. 23, 2026

I feel sorry for Father, Grandpa, and me.

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

“We need somebody who’s representing us the way we want to be represented,” Gray said.

From Los Angeles Times ● Oct. 23, 2026

"We still have time to avoid this. Return our four compatriots to us alive, without any harm, and everything will go back to how it was before the kidnapping," he wrote.

From Barron's ● Oct. 23, 2026

That might sound paradoxical given the terrible weapons that physicists have brought us, or the dire predictions of climatologists about earth’s future.

From The Wall Street Journal ● Oct. 23, 2026

He also blessed us with one of the most heartbreaking lines of this decade: “What is grief if not love persevering?”

From Salon ● Oct. 23, 2026

When we’re done with the meal, Arlo and I cut into the triple-chocolate cake that Aunt J picked up for us after work.

From "Split the Sky" by Marie Arnold

"It was no mistake of mine to call it Riverdance because it connected absolutely to Timedance," Whelan told author Leagues O'Toole in his 2006 book The Humours of Planxty.

From BBC ● Oct. 23, 2026

Romania is looking into "accelerated development of maritime surveillance capabilities, mine countermeasures and effective countermeasures against drones that intrude unauthorised into national airspace and territorial waters", the presidency said.

From Barron's ● Oct. 23, 2026

I’ve seen it happen to friends of mine, where there is a separation because the people that we turned into are now no longer compatible.

From Los Angeles Times ● Oct. 23, 2026

Dad told me more than once that the house would be mine someday.

From MarketWatch ● Oct. 23, 2026

"I don't know a thing about combat. That's my master Don Quixote's business, not mine."

From "Adventures of Don Quixote" by Argentina Palacios

“He’s in line with my thinking,” said Liz Glenn, 63, of Raymond, Wash., listing Christian values, support for law enforcement and “protecting children” as some of her top concerns.

From Los Angeles Times ● Oct. 23, 2026

The 40-year-old said it felt like the "rug was being pulled from under my feet", before he was signposted to NHS Wales where he was able to regain control.

From BBC ● Oct. 23, 2026

While this is true, I can never truly enjoy a nice meal out or a new pair of shoes if any amount of debt is hanging over my head.

From MarketWatch ● Oct. 23, 2026

In Damascus, outside a United Nations building, the family of a Syrian man seized by Israel called for his release, with children holding posters reading "I want my dad".

From Barron's ● Oct. 23, 2026

In the corner of my eye I can see his forehead crease with worry.

From "Split the Sky" by Marie Arnold

"That, despite certain media publications' distortion over the years, any distance from my father and my choice to not allow him to have contact with our children, was for one reason: to protect them."

From BBC ● Oct. 23, 2026

“NFL: Stop hate. End racism. Increase our presence in Europe,” another wrote.

From Los Angeles Times ● Oct. 23, 2026

"We still have time to avoid this. Return our four compatriots to us alive, without any harm, and everything will go back to how it was before the kidnapping," he wrote.

From Barron's ● Oct. 23, 2026

Papa Warren’s frustration at being silenced became part of our family lore.

From The Wall Street Journal ● Oct. 23, 2026

He squints, scanning the slow-trotting horsemen, bow-legged ranchers, and farmers’ families shopping in our small town.

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

The shame in this story was never his, and it was never ours.

From Salon ● Oct. 22, 2026

He said he assumed I’d be fine with it since the money was still ours.

From MarketWatch ● Oct. 21, 2026

Go Greek is a big favorite of ours, and it’s crazy busy in the evenings, but it’s definitely worth waiting for.

From Los Angeles Times ● Oct. 20, 2026

"That future is ours to build. Let us build," he said.

From Barron's ● Oct. 16, 2026

Her kitchen reminded me of ours last night before I’d washed a mountain of dinner dishes.

From "Sir Fig Newton and the Science of Persistence" by Sonja Thomas

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Related Words

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

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