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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

Seven & i Holdings 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

Former Deputy Prime Minister Angela Rayner "fights for Cabinet return with housing job pitch to Burnham", writes The i Paper.

From BBC ● Jul. 2, 2026

The i newspaper, which first reported the story, said it was found behind a ceiling panel within the last two months, and security services have been informed.

From BBC ● Jun. 9, 2026

Olly: who says that i do Madeline: I have to go.

From "Everything, Everything" by Nicola Yoon

They are World War I letter openers, made from scrap wood or by blunting the edge of a military blade.

From The Wall Street Journal ● Jul. 15, 2026

“Ladies Room” was a zippy ode to the sanctity of a room of one’s own; “Time” promised that “It’s up to me to spend my time / I gave you yours, so give me mine.”

From Los Angeles Times ● Jul. 15, 2026

Mark Joseph Stern: There has been a lot of misunderstanding about exactly what the liberal justices did in B.P.J., and I want to clear that up.

From Slate ● Jul. 15, 2026

"I think there's a particular openness in Welsh culture to mystery, magic and folklore, and the film sort of became a joyous celebration of that in a lot of ways."

From BBC ● Jul. 15, 2026

Beyond the fire’s glow, I never knew darkness could be so black.

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

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 Baldwin, James

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 Aikin, Lucy

Of the higher gentry, however, there were considerable numbers who-157--vol i- either went and established themselves in the protestant cities of Germany, or passed away the time in travelling.

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

The whole subject of the vision of St. Gregory is discussed by Champagny, Les Antonins, tome i. pp. 372-373.

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

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

I’ve been a huge Robyn fan for most of my life — she’s kind of a north star for my sisters and I. It’s no secret that we love sad dance songs.

From Los Angeles Times ● Jun. 18, 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

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

Yes, Jonny didn't play up to scratch but neither did I. I was trying too hard because I wanted to win.

From BBC ● Mar. 26, 2026

To Dionysius, the first year of Our Lord was, naturally, the year I. The next year was year II, and Dionysius came to this conclusion in the year DXXV.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife

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.

In most words of this class the final -i of the stem is lost in the Nominative Singular; in others it appears as -e.

From New Latin Grammar by Bennett, Charles E. (Charles Edwin)

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

The medieval Cloth Hall and St. Martin’s Church were two of the most prominent monuments in Ypres, Belgium, and among World War I’s early casualties.

From The Wall Street Journal ● Jul. 15, 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 don’t carry beef with people. And I’m not going to get into the history of Doc and I’s relationship right now. And I probably won’t ever. He’s fine in my book.”

From Los Angeles Times ● Oct. 10, 2024

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

From BBC ● Sep. 19, 2024

I ain’t never been away from Mama afore so I’s scared to death, kept thinking they waren’t never gunn bring me back.”

From "Elijah of Buxton" by Christopher Paul Curtis

Kalshi also opened markets on “Dancing With the Stars,” “Love Is Blind” and “The Traitors.”

From Los Angeles Times ● Jul. 15, 2026

Is her mother’s company really doing this to test out proprietary technology while ostensibly doing a good deed for a grieving parent?

From The Wall Street Journal ● Jul. 15, 2026

Is the latest ICE shooting becoming an issue there?

From Slate ● Jul. 14, 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 that real or is it just part of the game?

From "Legendary Frybread Drive-In" by Cynthia Leitich Smith

"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

And I don’t tend to favor biographies, because there generally are some tedious sections in the middle as the writer dots the i’s and crosses the t’s of the subject’s life.

From The Wall Street Journal ● Apr. 17, 2026

The i's Anna Bonet added Intermezzo is "mature and profound and feels like a culmination of everything she has done before".

From BBC ● Sep. 23, 2024

They want to make sure they're dotting all the i's and crossing all the t's, to make sure these are the correct identifications.

From Salon ● Oct. 17, 2023

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

One nonprofit in Dallas reported that demand for food assistance is now higher than it was in 2008 during the financial crisis or in 2020 during the pandemic.

From MarketWatch ● Jul. 15, 2026

Whenever we watch a silent film, it is helpful to remember that we are encountering an extraordinary survivor, for the vast majority of them are lost forever.

From The Wall Street Journal ● Jul. 15, 2026

The Fed’s beige book is a collection of anecdotes from the central bank’s contacts across the country and is designed to give officials a sense of conditions on the ground before they meet.

From MarketWatch ● Jul. 15, 2026

Near it is an incomplete set of animal-bone dominoes, carved from kitchen waste by Napoleonic prisoners of war with time to kill.

From The Wall Street Journal ● Jul. 15, 2026

By the time she turns sixteen, she is an orphan.

From "At Last She Stood" by Erin Entrada Kelly

“We’re not just going to bomb and bomb and bomb. We’re going to try to use our military force as one of the many tools that we have to solve the problem,” Vance said.

From The Wall Street Journal ● Jul. 15, 2026

There are steps we could take to make the court seem more like the public body it’s supposed to be.

From Slate ● Jul. 15, 2026

"Five years ago we asked for a fire plan for Glenmore because we knew something like this would happen. Nothing has happened."

From BBC ● Jul. 15, 2026

"If we do not see signs of disinflation soon, I am prepared to act," Federal Reserve governor Lisa Cook told an event in Washington.

From Barron's ● Jul. 15, 2026

If we don’t make it, there’s no money back, and for the first time, I realize how awful it would be to return home, exhausted, broke.

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

“Ladies Room” was a zippy ode to the sanctity of a room of one’s own; “Time” promised that “It’s up to me to spend my time / I gave you yours, so give me mine.”

From Los Angeles Times ● Jul. 15, 2026

"He explained to me he flew in the Army with Prince Harry... that he'd been shot down in one of his helicopters."

From BBC ● Jul. 15, 2026

“This recipe gives me the ability to deploy capital to these companies when they trade below intrinsic value,” along with confidence to invest more during periods of industry drawdowns, he said.

From MarketWatch ● Jul. 15, 2026

“They brought me so much joy,” Nguyen said.

From The Wall Street Journal ● Jul. 15, 2026

Tell me what enemy taunted him and Grandpa.

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

He gave us dozens of hours of inventive comedy and deserves much more glory than he has yet received.

From The Wall Street Journal ● Jul. 15, 2026

Most of the first episode gives us Lucky on the run, getting out of the hotel and out of Vegas, and across the tops of a field of big rigs.

From Los Angeles Times ● Jul. 15, 2026

"From starting out on the late-night show to hosting the Live Lounge, we have made so many amazing memories that we'll take with us," they added.

From BBC ● Jul. 15, 2026

“For us, that means treating every stock as an ownership stake in the business,” he said.

From MarketWatch ● Jul. 15, 2026

“Well, I still don’t want to know the details, but… I need to know if you saw anything about me and Candace. Did you get a Flash about us at all? Good or bad?”

From "Split the Sky" by Marie Arnold

Production missed expectations on temporary maintenance at the Los Pelambres mine, although delayed volumes should be recognized in the second half of the year, the analysts say.

From The Wall Street Journal ● Jul. 15, 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

Israeli Prime Minister Benjamin Netanyahu said: "Lindsey is a great friend of Israel and a cherished friend of mine."

From Barron's ● Jul. 12, 2026

It is widely believed that the ground movement is linked to a former mine, but this has not been confirmed.

From BBC ● Jul. 11, 2026

The commanding officer knocked on the door of our living quarters, Mae’s and mine, the morning after Brightwood, the morning after what happened.

From "The Brightwood Code" by Monica Hesse

Detained since late January 2025, he described his time already spent behind bars as “extraordinarily difficult” and said, “I did not betray my country.”

From The Wall Street Journal ● Jul. 15, 2026

She continued: “He was a true and noble gentleman, wrapped up in my dream leading man. I will love you forever, Dr. Alan Grant.”

From Los Angeles Times ● Jul. 15, 2026

"The first thing I did was phone the police and I phoned my bank."

From BBC ● Jul. 15, 2026

"I woke up this morning and I didn't have to carry my ID anymore," Maria Jesus Walda, a 34-year-old civil engineer, told AFP as she headed into Gibraltar.

From Barron's ● Jul. 15, 2026

I lean forward, laying my head on Midnight’s mane.

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

The determination to do the right thing is a mark of statesmanship as well as virtue, but not necessarily a formula for success in our political state of nature.

From The Wall Street Journal ● Jul. 15, 2026

"We must take their concerns seriously or our party will suffer the consequences."

From Barron's ● Jul. 15, 2026

He said Conagra had what was “probably our strongest innovation pipeline” in place to engage consumers.

From MarketWatch ● Jul. 15, 2026

Trip-related problems are exceedingly common, yet we keep packing our bags.

From Los Angeles Times ● Jul. 15, 2026

We keep our hats on to trap heat.

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

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

"Their spirit was high, and ours is high as we welcome them."

From Barron's ● 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

So we ate ours, chewing in silence, and oh, I’d never tasted chocolate like that before.

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

Related Words

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