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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  

abbreviation

1. International

2. Island or Isle

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-i- ⁴ British  

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

   cuneiform

   coniferous

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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  

suffix

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

   Iraqi

   Bangladeshi

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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

The UK's chief medical officer has released new guidance for people on weight loss injections that say people taking the jabs should start strength training, the i Paper reports.

From BBC ● Jul. 10, 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

Anonymous BBC staff tell the i Paper of their frustration with the corporation's latest cuts, as part of its plans to save £500m.

From BBC ● Jun. 18, 2026

She later clarified on Instagram, “I never said i was making a rock album.”

From Los Angeles Times ● Jun. 1, 2026

This film was great, one of the best films i have seen in a long time.

From "Eats, Shoots & Leaves" by Author

“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

The reporter didn't tell him I said he's a world-class player.

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

“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

“Standing tall like real men. That’s why I headed west.”

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

By a change he had every thing to lose, and nothing to-129--vol i- gain.

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

At a very early period, many of the nouns belonging properly to the i- and u-Declensions began to pass over to the a-Declension.

From Anglo-Saxon Grammar and Exercise Book with Inflections, Syntax, Selections for Reading, and Glossary by Smith, C. Alphonso (Charles Alphonso)

Cranmer, who has a better title than any other to be revered as the father of the Anglican church, showed himself during the life of Henry the most cautious-307--vol i- and complaisant of reformers.

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

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

From Textbooks ● Mar. 30, 2016

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

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

See, too, Grotius De Jure, i. cap. ii.521.See an admirable dissertation on the opinions of the early Christians about military service, in Le Blant, Inscriptions chrétiennes de la Gaule, tome i. pp. 81-87.

From History of European Morals From Augustus to Charlemagne (Vol. 2 of 2) by Lecky, William Edward Hartpole

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

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)

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

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

Morris’s mother and father, respectively, were an accomplished organist and a mechanic who had been gassed in World War I. Like Waugh, Morris boarded as a teenager at Lancing College in West Sussex, England.

From The Wall Street Journal ● Apr. 23, 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

“If that tiny little scrape is all you got, you are lucky, and so am I. We could have been killed.”

From "Earthquake Terror" by Peg Kehret

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

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.

The remaining “weak” cases, formed by the suffixes -sma, -sya, -sy�, -y�, -i, -an, -t, -bhi, -su, -i, -a and -�, are really adjectives and adverbs.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3 "Gordon, Lord George" to "Grasses" by Various

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

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

Child I's mother suggested senior managers should face sanctions if they ignore whistleblowers' concerns.

From BBC ● Sep. 19, 2024

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

If you add ly, you end up with double I’s: awfully, carefully, usefully, wonderfully, etc.

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

Is the latest ICE shooting becoming an issue there?

From Slate ● Jul. 14, 2026

Is it possible, many have wondered, to foresee when and where a bluff might collapse — and perhaps even turn these predictions into early warning alerts?

From Los Angeles Times ● Jul. 14, 2026

Is this probability too high or too low?

From MarketWatch ● Jul. 13, 2026

Is it still about winning championships—or can you take satisfaction from where you are now?

From The Wall Street Journal ● Jul. 11, 2026

It made Danny wonder, Is the magic changing or am I?

From "The Way to Rio Luna" by Zoraida Cordova

"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

“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

A Japanese company of Seven & i's size has never been bought by a firm from overseas.

From BBC ● Oct. 8, 2024

I’ve won the writing prize twice, and I would have this week, too, but I decided to leave some i’s undotted.

From "In the Time of the Butterflies" by Julia Alvarez

“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

It had Kylian Mbappé, who is tied with Lionel Messi for the scoring lead this summer and was the Golden Boot winner four years ago in Qatar.

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

Fiscal policy is unlikely to deliver major support in the second half of the year unless economic growth slips toward 4.0%-4.2% in 2026, Loo told clients in a note last week.

From The Wall Street Journal ● Jul. 15, 2026

It is a passenger ship, not a navy vessel.

From "At Last She Stood" by Erin Entrada Kelly

“I said we deserve the right to look at other options,” Preciado recalled from his office, which was festooned with awards.

From The Wall Street Journal ● Jul. 15, 2026

She added, “It’s really fun to go shopping for a human skull and a Ronettes record in the same day, and we get to do that with our band.”

From Los Angeles Times ● Jul. 15, 2026

There is a lot to take care of, but we are here to play our way in the semi-final.

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

Looking about us, all we see is miles of debris from hastily left sites.

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

Three employees and an American rep greeted me outside the PS building like I was arriving on the red carpet.

From The Wall Street Journal ● 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

Impersonating a perplexed English person, the comedian says: "Let me get this straight ... you actively support the other teams because they're playing England?"

From BBC ● Jul. 14, 2026

“Sure can,” I say, pleased he’s given me a task.

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

"While we'd love to share concrete details today, stepping back to get our plans straight will let us come back to you with a clear timeline," it said.

From BBC ● Jul. 15, 2026

Brown’s advice is, “don’t stop eating your greens because they help keep us alive.”

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

“Yes. She misses us and wanted to come at the last minute, to celebrate our birthday,” I reply as the rain outside shouts louder as if to drown out my lies.

From "Split the Sky" by Marie Arnold

At the Venetia mine, De Beers has pledged to use those two years of downtime to make infrastructure more "efficient" with increased "capacity", external, ready to reopen production once market conditions improve.

From BBC ● 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

The action at the Venetia mine follows a decision earlier this year to pause the Tuzo Phase 3 expansion project at the Gahcho Kué mine in Canada, it said.

From Barron's ● Jul. 13, 2026

The Jinjiang incident came less than two months after an explosion in a coal mine in northern China killed more than 80 people.

From The Wall Street Journal ● Jul. 10, 2026

Willem fixed his sober, deep-set eyes on mine.

From "The Hiding Place" by Corrie ten Boom

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

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

“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

"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 take my cue from Father and don’t express surprise at such a strange, unusual name.

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

"While we'd love to share concrete details today, stepping back to get our plans straight will let us come back to you with a clear timeline," it said.

From BBC ● Jul. 15, 2026

“I don’t see prominent excesses, and our economy feels pretty good,” he says.

From The Wall Street Journal ● Jul. 15, 2026

We are here to impose our style, our strengths.

From BBC ● Jul. 15, 2026

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

From Los Angeles Times ● Jul. 14, 2026

We both get our stuff and stand by my locker; the school halls are mostly empty.

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

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

"The shame is not yours. The shame was never yours. The shame is ours," he insisted.

From Barron's ● Jul. 2, 2026

"The pride on his face and the tears in ours reminded us all of the strength of the human spirit and what can be achieved through perseverance, faith and hope."

From BBC ● Jun. 30, 2026

Lamont had his own room, hollowed out next to ours and very messy.

From "Secrets at Sea" by Richard Peck

Related Words

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