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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 latest allegations will "escalate the row" with the Palace, the i Paper says.

From BBC ● Sep. 17, 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

Housing Secretary Angela Rayner has revealed plans for 70,000 new homes across England, according to the i Paper.

From BBC ● Aug. 24, 2026

“You should look around the house and put your bag in the first room on the corridor. I’m going for a walk, to clear my head, i nugo?”

From "Half of a Yellow Sun" by Chimamanda Ngozi Adichie

He added: "I know they've done it with a florist before, and I think they've done it with an ice cream parlour before."

From BBC ● Sep. 18, 2026

She said: "I really do believe we can break it, but a lot of things have got to come together."

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 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 already feel I’m in a strange new world.

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

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 C. Alphonso (Charles Alphonso) Smith

And that there never came-99--vol i- gold or stone upon her head, till her sister forced her to lay off her former soberness, and bear her company in her glittering gayness.

From Memoirs of the Court of Queen Elizabeth by Lucy Aikin

Then came Thomas Cobham, whom sir Thomas Poins took in, and said; 'Alas, master Cobham, what wind headed you to work such-160--vol i- treason?'

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

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

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

V. Van Rensselaer, General, i. 71-100; resigns his command, i.

From The Second War with England, Vol. 2 of 2 by Joel Tyler Headley

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

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

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

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

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

‘I know, it doesn’t seem possible. But Saeunn’s sure of it. So am I. The listener must find the Mountain of the World Spirit -and then, with the Spirit’s help, he must destroy the bear.’

From "Wolf Brother" by Michelle Paver

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

Every Esperanto verb has three Moods—the Conditional, the Imperative, and the Infinitive, which are formed respectively by means of the endings -us, -u, and -i.

From Esperanto Self-Taught with Phonetic Pronunciation by William W. Mann

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

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

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

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

All I'm thinking is how I's the one that set him to dusting.

From "How It Went Down" by Kekla Magoon

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

From The Wall Street Journal ● 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 your ability to look after yourself changing? Are you able to decompress from work? Is your sleep OK?"

From BBC ● Sep. 15, 2026

Is it the frontier labs like OpenAI and Anthropic?

From MarketWatch ● Sep. 15, 2026

“Auntie Lou said we were gonna have guests. Is that you?” he asks.

From "Split the Sky" by Marie Arnold

"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

It’s just making sure our i’s are dotted and our t’s are crossed.

From The Wall Street Journal ● Mar. 30, 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

"Your proposal does not adequately acknowledge the multiple and significant challenges such a transaction would face from US competition law enforcement agencies," Seven & i's letter added.

From BBC ● Sep. 5, 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

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

The site is central to a restoration programme that aims to boost this type of specialist habitat across the county.

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

At least that is what the social media memes would have you believe as investor fever hits the country.

From BBC ● Sep. 17, 2026

Renato is a medical student whose father is a doctor.

From "At Last She Stood" by Erin Entrada Kelly

“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

"It will be a chance to celebrate every individual who has helped create and shape this beloved theatre as we look to our future."

From BBC ● 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

"When we see the Russia-Ukraine war, and when we see the whole Middle East, every day things get a little bit worse," said UN Secretary-General Antonio Guterres ahead of the gathering.

From Barron's

Cleaned my room and read five chapters of the book we were assigned in English.

From "Split the Sky" by Marie Arnold

"He said 'score goals', but he wants me to defend. The way we defend - we defend to score goals so defending, in the end, is an attacking weapon."

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

Believe what you want, she said, "just don't press it on me".

From BBC ● Sep. 18, 2026

“It gives me goosebumps that people can still find something in common and work together,” McCarthy said.

From The Wall Street Journal ● Sep. 17, 2026

His self-satisfied expression makes me recall how people, more than exhaustion, cold nights, and hot days, made the land rush horrible and desperate.

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

"I think he's holding us back," said one of the party's spokespeople who is planning a tilt at the leadership if a race is triggered.

From BBC ● Sep. 18, 2026

The Government wants us all to start preparing for severe disruption to our lives.

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

“Rue, you really got us tickets to the Houston Symphony to see the Jacqueline Mary du Pré tribute?”

From "Split the Sky" by Marie Arnold

A major new copper mine takes 15 to 20 years to get up and running.

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

The Revolutionary Guards said the vessel, Sidr, caught fire after hitting a naval mine.

From BBC ● Sep. 15, 2026

Although some Dutch women in 1937 were wearing their skirts knee-length, mine was still a cautious three inches above my shoes.

From "The Hiding Place" by Corrie ten Boom

“We’re getting to the point where my solutions are starting to disappear,” she said.

From The Wall Street Journal ● Sep. 18, 2026

He argued that "those who come to my shows do not expect a political forum" and stressed he was not responsible for Macklemore being removed from the tour.

From BBC ● Sep. 18, 2026

"I don't think that I would have been able to do it without the financial support from my parents," she said.

From BBC ● Sep. 17, 2026

“Over the past few days, I have listened closely to the conversations, concerns, and heartfelt feedback shared across our community following my presentation honoring Chris Brown with a state resolution,” Jones said.

From Los Angeles Times ● Sep. 17, 2026

“A table in my own home, on my own land.”

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

"It will be a chance to celebrate every individual who has helped create and shape this beloved theatre as we look to our future."

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

A frontbencher said: "With the possible exception of our position on Trump, you could characterise most of our press lines as 'a Lib Dem spokesperson said, steady on now, gently does it'."

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

He decorated our evergreen tree with strings of berries and paper chains.

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

"I don't think it's dawned on us it's really ours," says Conroy, a video editor.

From BBC ● Sep. 17, 2026

“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

But if we don’t sustain their vitality, how will they sustain ours?

From The Wall Street Journal ● Aug. 21, 2026

I was never going back to that work, but if this was true, then those I’d left behind and all who worked for masters like ours were truly on their own.

From "Flying Through Water" by Mamle Wolo

Related Words

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