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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

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

"Britain set to break 50-year heat record" is the i Paper's top story, "smashing UK's June record from 1976".

From BBC ● Jun. 24, 2026

The night before September i, when my brothers began school, Mother bathed us all in a wide tin tub the way she did once every week.

From "Tasting the Sky" by Ibtisam Barakat

This poignant exhibition at the University of Cambridge spotlights work made during or after violent conflict, ranging from World War I ‘trench art’ to artifacts from the current war in Ukraine.

From The Wall Street Journal ● Jul. 15, 2026

Yet Dean brought a fresh, easy-wearing charm to singles such as the Hot 100 smash “Man I Need,” a Whitney Houston-caliber banger that heralded an artfully emotive record.

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

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

A remarkable incident soon served to intimate the coolness and caution with which it was her intention-254--vol i- to proceed in re-establishing the maxims of the reformers.

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

This prefix thus appears as en-, i-, il-, im-, in-, ir-, as enemy, ignoble, illegal, immortal, infirm, irregular.

From Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) by Various

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

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

Eden's History of the Working Classes, vol. i. p.

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)

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

But for the 11 months we were married, I experienced the glory of being a we instead of an I. Suddenly I was part of a giant club, the Partnered People.

From Los Angeles Times ● May 22, 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

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

“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

The suffix of manner defining the verb, is formed by adding the adjective with the final syllable changed to -i.

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

Nouns ending in -a, -e, -i, -y, -o, -l, -n, -t, -ar, -ur, -ŭs are Neuter.

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

Its inflections are -as present, -is preterite, -os future, -us conditional, -u imperative and subjunctive, -i infinitive, together with the following participles:—   Active.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 7 "Equation" to "Ethics" by Various

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

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

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

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

"Is he apologising because he can't get his facts right or is he apologising for the hurt he's caused me?" he said.

From BBC ● Jul. 15, 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 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 it time to talk about mandatory retirement ages?

From Slate ● Jul. 13, 2026

“Am I still there? Is this a dream? Am I dead?”

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

“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

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

CPAs, those folks who can add columns of 9s in their heads, have been advising MDs since the 1980s to dot their i’s, cross their t’s, and never accept IOUs.

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

Energy Secretary Chris Wright said the U.S. had arranged to replace the 172 million barrels of SPR oil with about 200 million barrels within the next year, which is 20% more than the drawdown.

From MarketWatch ● Jul. 15, 2026

“War Craft” is an uneasy and vivid blend of daydream and nightmarish reality.

From The Wall Street Journal ● Jul. 15, 2026

In New York, the beige book survey reported, the supply of affordable housing is critically below demand, with multiyear waiting lists and stalled projects.

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

Others say there is a supernatural force inside Mount Banahaw that pulls airplanes and helicopters down from the sky.

From "At Last She Stood" by Erin Entrada Kelly

Here we see the gift that Gilbert Insall’s comrades in the Royal Flying Corps made for him at Christmas 1915: a wooden propeller hub mounted with a clock.

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

Evenings, we lie by the fireside, bundled in blankets.

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

The chasteness of Nolan’s version bugs me as it’s insulting he doesn’t trust audiences to grapple with this hero’s moral complexity — and I’m gut-sick that he’s probably right.

From Los Angeles Times ● Jul. 15, 2026

"He showed me pictures of his Army life," said the 57-year-old.

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

Mr. Alexander is enough of a practical politician to avoid such an analogy, but allow me to illustrate.

From The Wall Street Journal ● Jul. 15, 2026

He’s sizing me up, calculating whether I’m really a threat.

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

Her inevitable set closer “Man I Need” is the caliber of a track that will outlive her and all of us, a song that will always belong to the lovers yet to come.

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

But some of us don’t have a choice.

From "Split the Sky" by Marie Arnold

Evolution also points to an up to A$60 million rise in sustaining expenditure, and A$130 million-A$160 million of higher mine development costs.

From The Wall Street Journal ● Jul. 15, 2026

The Venetia mine, in the far north of South Africa, accounts for more than 40% of the country's diamond production and employs more than 4,000 people.

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

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

The closest overhead bins are filled with roller bags, so I contort myself to shove my backpack beneath the seat in front of mine.

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

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

"He is the perpetrator... he infiltrated my life and my family and my finances. He should be the one that should feel the shame, not me."

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

Breathing quick, I leap up, lay my head against Belle’s hide.

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

The consumer is going to continue to be demanding and seek value, and our job is to deliver.

From The Wall Street Journal ● Jul. 15, 2026

"After my mum passed away, I found myself returning frequently to west Wales, where our family is from," he told BBC Wales.

From BBC ● Jul. 15, 2026

"I am fully committed to reaching our inflation target, and this commitment is unwavering," she added.

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

Instead, we walk outside and wait for our rides.

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

Last week, at an event in Washington, House Speaker Mike Johnson reminded the audience of one of John Quincy Adams’ favorite lines: “Duty is ours; results are God’s.”

From Salon ● Jul. 10, 2026

"Although reportedly carrying a dummy warhead, no nation understands the weight of nuclear testing in Pacific waters better than ours," the statement added.

From Barron's ● Jul. 9, 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

Having Flopears on the opposing team made up for having to have Charlie on ours.

From "The Teacher’s Funeral" by Richard Peck

Related Words

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