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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  

abbreviation

1. International

2. Island or Isle

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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  

/ aɪ /

pronoun

1. (subjective) refers to the speaker or writer

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i ⁵ British  

symbol

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

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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  

/ 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 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 i Weekend says the "biggest societal change in decades" has been blocked, amid "celebration and tears from MPs".

From BBC ● Sep. 12, 2026

The deal would mark Couche-Tard’s largest-ever acquisition after it abandoned a $47 billion takeover attempt of Seven & i, the Japanese owner of 7-Eleven, last year.

From The Wall Street Journal ● Sep. 1, 2026

David Zwirner presents Roy DeCarava’s “the sound i saw,” bringing together photographs taken in the late 1940s and 1960s.

From Los Angeles Times ● Sep. 1, 2026

The i Paper also leads on the barbecue ban "to stop new UK wildfires".

From BBC ● Aug. 15, 2026

Who’s is short for who is, and the apostrophe replaces the missing i in is.

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

I asked an expert, who said no, it has nothing to do with values; an AI system that is in nonalignment simply isn’t doing what it’s told.

From The Wall Street Journal ● Sep. 17, 2026

“I don’t know, I think we might have market share now in Los Angeles.”

From Los Angeles Times ● Sep. 17, 2026

"I grew up here. I've been here 40 years in Canada, in Ontario, and America's always been the neighbour," says Ahmed Khalil.

From BBC ● Sep. 17, 2026

While Russia was seeking my arrest in 2018, I occasionally found the paintings in my Washington-area home had been rearranged.

From The Wall Street Journal ● Sep. 17, 2026

“I love you, Ma,” I shout, but the wind and the rattling wheels sweep my words away.

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

Yea a ruffian will have more in his ruff and his hose than he should-283--vol i- spend in a year.

From Memoirs of the Court of Queen Elizabeth by Lucy Aikin

And she would frequently assure them that she would take a particular care of their affairs, and she would-277--vol i- ever be as good as her word.

From Memoirs of the Court of Queen Elizabeth by Lucy Aikin

From this period the cause of popery proceeded-183--vol i- triumphantly: a reign of terror commenced; and the government gained fresh strength and courage by every exertion of the tyrannic power which it had assumed.

From Memoirs of the Court of Queen Elizabeth by Lucy Aikin

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

Sir Walter Raleigh's History of the World, part i, book i. p. 67., edit.

From Notes and Queries, Vol. IV, Number 113, December 27, 1851 A Medium of Inter-communication for Literary Men, Artists, Antiquaries, Genealogists, etc. by Various

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 R. G. (Robert Gordon) Latham

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

He also urged them not to allow partnerships between large corporations and the military, the way the German scientific community and government did with I. G. Farben and Krupp Armaments and Steel.

From Los Angeles Times ● Jun. 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

Jef I. Richards is a professor emeritus of advertising and public relations at Michigan State University’s College of Communication Arts and Sciences.

From The Wall Street Journal ● Apr. 15, 2026

“Where are you to live?” said I. “What is to be done with you? Where will you be safe?”

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

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

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

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

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

Thus final -o bespeaks a noun; -a, an adjective; -e, an adverb; -i, an infinitive, etc.

From International Language Past, Present and Future: With Specimens of Esperanto and Grammar by Walter John Clark

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

"I's a very different offering up there. You've still got beaches, but then you've got greenery and mountains and wildlife."

From BBC ● Apr. 18, 2026

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

He then declared his independent kingship, sending an army to attack Egypt in concert with the Seleucid king An- tiochus I’s invasion from the east in 274.

From "Circumference" by Nicholas Nicastro

Appeared in the September 17, 2026, print edition as 'Kevin Warsh Is an Inflation Hawk'.

From The Wall Street Journal ● Sep. 16, 2026

Is this sort of thing worth the hassle?

From MarketWatch ● Sep. 16, 2026

Is it control of self-replicating armies of autonomous drones, or a cancer-free utopia that hits Type II on the Kardashev scale?

From Salon ● Sep. 16, 2026

Is the rise too much or not enough?

From BBC ● Sep. 15, 2026

“This sounds like something only you would plan. I’d like to document this for my channel. Is that okay?”

From "Bye Forever, I Guess" by Jodi Meadows

“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

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

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

I asked an expert, who said no, it has nothing to do with values; an AI system that is in nonalignment simply isn’t doing what it’s told.

From The Wall Street Journal ● Sep. 17, 2026

“This is just the very beginning,” Connally said.

From The Wall Street Journal ● Sep. 17, 2026

Not in alignment means the machine is pursuing its own goals.

From The Wall Street Journal ● Sep. 17, 2026

It’s all vast and various and spread out, there is no central deliberative council, no known locus of authority.

From The Wall Street Journal ● Sep. 17, 2026

Life for Joey is on an upswing, and she wants to keep it that way.

From "At Last She Stood" by Erin Entrada Kelly

It’s a sentence we hoped we’d never have to write: Hong Kong’s government this week released its first five-year economic plan.

From The Wall Street Journal ● Sep. 17, 2026

“Yes, we are a fire agency, but at the end of the day, we are a service industry,” he said.

From Los Angeles Times ● Sep. 17, 2026

“Because frankly, if we don’t do that, it’s going to close. It’ll end up being ripped down.”

From Slate ● Sep. 17, 2026

"Based on the extensive analysis undertaken, we now know that the Fitzroy River is capable of providing fair competition conditions during the period of the Games," World Rowing president Jean-Christophe Rolland said.

From BBC ● Sep. 17, 2026

Perhaps we can refuse to line up, Gertie thinks desperately.

From "At Last She Stood" by Erin Entrada Kelly

My second favorite feature is being able to message my doctors, who respond to me in writing, which helps prevent misunderstandings.

From The Wall Street Journal ● Sep. 17, 2026

The US president previously raised the case with Xi, telling reporters that his Chinese counterpart "told me that would be a tough one".

From BBC ● Sep. 17, 2026

“The U.S. is absolutely vulnerable to a Pearl Harbor in space,” this person told me.

From Slate ● Sep. 17, 2026

They both have steady jobs in public services — normal, working-class people like me and my husband.

From MarketWatch ● Sep. 17, 2026

“Will, are you all right?” asks Father, pulling me close.

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

When WSJ asked her how she’d spend 24 hours in the city, she gave us a thorough rundown, from where to eat breakfast to where she’d shop for a stylish outfit.

From The Wall Street Journal ● Sep. 17, 2026

“I truly believe that going out and playing shows keeps us young,” concludes Benante.

From Los Angeles Times ● Sep. 17, 2026

"I think both are equally valuable to us," he said.

From BBC ● Sep. 17, 2026

Much of my life is dedicated to preaching that art, and practicing reverence for it can be the glue that keeps us together when the world wants us torn apart.

From Salon ● Sep. 17, 2026

A merchant in a red-striped apron approaches us.

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

It has a buy rating and A$1.50 target on Larvotto, which owns a gold and antimony mine in Australia.

From The Wall Street Journal ● Sep. 16, 2026

“Tova’s crabbiness certainly fits with mine right now. And her age,” she said.

From Los Angeles Times ● Sep. 15, 2026

"Macklemore coming off tour was the promoter's decision, it was not mine," Sheeran wrote in a lengthy Instagram post, adding that the rapper's contract was ended by the promoter, Messina Touring Group.

From Barron's ● Sep. 15, 2026

"Macklemore coming off tour was the promoter's decision, it was not mine," he wrote.

From BBC ● Sep. 15, 2026

He pushes upward, both feet on the axle, his head almost level with mine.

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

This summer it occurred to me that my understanding of alignment might be wrong.

From The Wall Street Journal ● Sep. 17, 2026

“It’s just trying to stack weeks, trying to get better with my team,” he says.

From Los Angeles Times ● Sep. 17, 2026

For your evening enjoyment, my colleagues have some ideas about what to focus on instead.

From Slate ● Sep. 17, 2026

"However, I think deep down, I definitely I lean towards feeling more European in my ideas and ideals."

From BBC ● Sep. 17, 2026

Ducking, with all my might, I shove the man’s back.

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

Teammates and coaches deserve our best attempts to play with fortitude.

From The Wall Street Journal ● Sep. 17, 2026

“When someone in our community needs help, we help them.”

From Los Angeles Times ● Sep. 17, 2026

"We should deepen our people-to-people ties, allowing our youth to live, work and study where they want on either side of the Atlantic," the PM said.

From BBC ● Sep. 17, 2026

“Monday’s scheduled meeting of Gulf and Iranian leaders in Oman was postponed, but our understanding is talks are still ongoing, and making progress,” he added.

From MarketWatch ● Sep. 17, 2026

He’s remembering how hard our journey was—the weariness, the cold, the dangers on land and the treacherous waters.

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

Whenever he seems confused, I’m delighted; it’s reassuring to see someone so smart still struggle to fathom this thing of ours.

From The Wall Street Journal ● Sep. 15, 2026

“It looked like this newsroom has money and ours doesn’t,” Koman adds.

From Los Angeles Times ● Sep. 11, 2026

"MSF's work in Sudan is privately funded. But when funding disappears from other health services, clinics close, patients have fewer places to go, and pressure shifts to the facilities that remain, including ours."

From BBC ● Sep. 8, 2026

Dolly was one of us, ours, but of course she was also much more.

From Salon ● Aug. 26, 2026

Before long, I was lugging a basket of food across our field to the Rowans’ small spread, which backed onto ours.

From "The Seven Wonders of Sassafras Springs" by Betty G. Birney

Related Words

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