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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 i says this ISA would pay a bonus when a buyer purchases their first property and that it could be unveiled at the upcoming Budget.

From BBC ● Sep. 8, 2026

The i Paper says Chancellor John Healey will announce a new ISA which will help older first-time buyers in Britain.

From BBC ● Sep. 8, 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

When I was in school, we had to memorize this little rhyme: Use i before e, except after c, Or when sounded like a, As in neighbor and weigh.

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

"I just think I'm so fortunate that I was in a sport where everybody accepted that you have men and women's races in the Olympics."

From BBC ● Sep. 18, 2026

Asked if there was ever a point last season when he regretted the move, Isak replied: "No, never. I would never think like that."

From BBC ● Sep. 18, 2026

"I am a trader by profession and when I see that the shares have increased in price I will sell," he noted.

From BBC ● Sep. 17, 2026

"I wake up every day praying that they've changed their minds," she said of administration officials.

From Barron's

“You did good, Will. Without Belle, our journey—everything I hoped for”—Father swallows—“would’ve been lost.”

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

Happy would it have been for England in more ages than one, had the sentiment of the following humble-124--vol i- stanza been indelibly inscribed on the hearts of children.

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

I think ye guess whom they named; if ye do not, I-290--vol i- will upon my next letters write further.

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

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

From Textbooks ● Mar. 30, 2016

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

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

Hist. of Latin Christianity, vol. i. pp. 314-318.

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

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

Pearl diving has all but disappeared, particularly after the mass production of cultured pearls on farms after World War I. In Gulf countries, the extinction of this profession converges with a familiar story.

From The Wall Street Journal ● Aug. 6, 2026

Soccer: it’s been a long time coming between you and I. But here I am!

From Los Angeles Times ● Jul. 20, 2026

Also in 2025, she was a finalist for the Alfred I. duPont-Columbia University Awards for her reporting and hosting of an audio investigation into a deadly U.S. refinery explosion.

From The Wall Street Journal ● May 29, 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

We shake hands on it, Inkling and I. It is strange shaking hands with an invisible creature.

From "Invisible Inkling" by Emily Jenkins

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

I, except that some of them have imperatives in -i: vaki, þęfi; uni. lifa, sęgja have imper. lif, sęg.

From Icelandic Primer with Grammar, Notes and Glossary by Henry Sweet

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 Robert Wood Williamson

Pg 62 Sometimes it is not. toumba, to fall. toumbarèu, -ello, likely to fall. canta, to sing. cantarèu, -ello, songful. crese, to believe. creserèu, -ello, inclined to belief. -i.

From Frédéric Mistral Poet and Leader in Provence by Charles Alfred Downer

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

If I’s to worry ’bout bones choking me, it’d happen every time I et fish.

From "Elijah of Buxton" by Christopher Paul Curtis

Is the iPhone Duo discriminating against left-handed users?

From The Wall Street Journal ● Sep. 17, 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

Is it the frontier labs like OpenAI and Anthropic?

From MarketWatch ● Sep. 15, 2026

“And consider this possibility: Is believing you’re selfish one of your automatic negative thoughts?”

From "Red Flags and Butterflies" by Sheryl Azzam

“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

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

“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

A right of way has now been established, while the council has been ordered by the courts to pay £50,000 costs and to ensure her access is not impeded again.

From BBC ● Sep. 18, 2026

It is the fourth time Long Mead Local Wildlife Site, at Swinford in Oxfordshire, has been flooded because of a mains failure.

From BBC ● Sep. 18, 2026

Mythic Reinvention: An exhibition celebrating 50 Years of Costume and Craft is open until 15 November.

From BBC ● Sep. 18, 2026

The auction comes ahead of the release of Marr's first studio album in four years, The Age Of Everything, which is due out on 2 October.

From BBC ● Sep. 18, 2026

He says he doesn’t think it’s appropriate for her to be friends with any of the men at Carville, because she is married.

From "At Last She Stood" by Erin Entrada Kelly

"He asks me to be part of the defending but to defend in positions where, when we win the ball, we can counter quickly and get the ball forward to the offensive line," said Isak.

From BBC ● Sep. 18, 2026

“With short positioning stretched and Fed pricing aggressive, we expect the 10Y Treasury yield to consolidate in a 4.90-5.10% range for now.”

From The Wall Street Journal ● Sep. 18, 2026

Bamboo, which runs one of the most popular investor tools here, later apologised, saying: "We know we let you down."

From BBC ● Sep. 17, 2026

"I cannot say for certain how likely it is, but it is also clear that we must make every possible effort to turn that possibility into reality," he said.

From Barron's

I make eye contact and we do the nodding thing.

From "Split the Sky" by Marie Arnold

"Ed is absolutely the right leader," she tells me.

From BBC ● Sep. 18, 2026

“It was quite an image that is very vivid to me right now.”

From Los Angeles Times ● Sep. 18, 2026

Before I started working, Murano to me, was one door: my grandfather’s factory.

From The Wall Street Journal ● Sep. 17, 2026

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

From Slate ● Sep. 17, 2026

Afterward, she watches me crouching in a stall corner.

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

“We thank the researchers for contacting us and sharing their findings. We narrowed the permissions on Community sign-in tokens and revoked affected tokens and sessions,” the company said.

From The Wall Street Journal ● Sep. 18, 2026

Sunday will tell us much about the way of things between the Glasgow giants.

From BBC ● Sep. 17, 2026

“The school won’t allow us to practice until Wednesday and we’ll still be day-to-day after that.”

From Los Angeles Times ● Sep. 17, 2026

"It is no longer Dangote but 'Yangote', the company belongs to us now," he said while laughing.

From BBC ● Sep. 17, 2026

“Ladies, perhaps some decorum on this fine Tuesday morning?” our music theory teacher scolds us as she walks by.

From "Split the Sky" by Marie Arnold

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

Oblivious to her own biases about who Leo is and why, Mallory poses as a therapist keen on saving his life, but uses their faux sessions to mine his story for literary gold.

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

Her eyes met mine, and in them was something steely and impenetrable and daring.

From "The Brightwood Code" by Monica Hesse

"At my age you don't know how many years you have left, and this has given me three years-plus of stress but now we have proven they blocked our rights."

From BBC ● Sep. 18, 2026

“I am intentional about making sure I’m eating enough and getting my protein.”

From The Wall Street Journal ● Sep. 18, 2026

“The fact that my daughter was involved and was the cause of it is just extremely disturbing,” she told the outlet.

From Los Angeles Times ● Sep. 17, 2026

"Over the last couple of months my whole TikTok and Instagram is just people learning to drive. It's like my algorithm knows, it's quite scary," she said.

From BBC ● Sep. 17, 2026

I bury my face in Belle’s rough coat, willing myself not to cry.

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

Nick Robinson has a conversation with, not an interrogation of, the people who shape our political thinking about what shaped theirs.

From BBC ● Sep. 18, 2026

“We took 25% of our production engineers and said ‘Sorry, all your projects are on hold.

From The Wall Street Journal ● Sep. 18, 2026

"At my age you don't know how many years you have left, and this has given me three years-plus of stress but now we have proven they blocked our rights."

From BBC ● Sep. 18, 2026

“No family should have to suffer the loss of a child, and our thoughts continue to be with the Normandin-Parker family,” an Uber spokesperson said in a statement.

From Los Angeles Times ● Sep. 17, 2026

The new scientific map of the brain has no relation to our old friend the Phrenological Head.

From "Phineas Gage" by John Fleischman

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

From Los Angeles Times ● Sep. 11, 2026

They’re surprisingly warm inside, and ours made a cozy setting for pork belly skewers, crab puffs and smoked cocktails.

From Salon ● Sep. 8, 2026

The messages prompted a quick response from the state’s governor, Democrat Michelle Lujan Grisham, who said that “New Mexico’s name isn’t up for debate—it’s been ours since before the United States existed.”

From The Wall Street Journal ● Sep. 7, 2026

Liam on Marcus Rashford's future at United: I love Marcus, and the fact he is one of ours, and I would love him to come back and be as good as he was for us.

From BBC ● Aug. 21, 2026

We were coming to Putnam County to put Death in its place, and instead it had put us squarely back in ours.

From "Missing May" by Cynthia Rylant

Related Words

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