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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  

/ 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. ⁴ British  

abbreviation

1. International

2. Island or Isle

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-i- ⁵ British  

1. used between elements in a compound word Compare -o-

   cuneiform

   coniferous

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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

There’s even a room filled with especially eclectic pieces called “i don’t know..but i like it.”

From Los Angeles Times ● Sep. 30, 2026

The NHS is also the focus for the i Paper, which reports that overcrowding in A&E has been linked to more than 500 deaths a week across the UK.

From BBC ● Sep. 25, 2026

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

This is my first real news story with a headline, i wonder if anybody would want to read this. i guess not. everybdy Everybody in town already knows.

From "Stella by Starlight" by Sharon M. Draper

Hey, you’re looking at a guy that barely squeaked through high school, who doesn’t have any ability, and I lasted almost 50 years.

From Los Angeles Times ● Oct. 5, 2026

But I am sure they will make a miraculous recovery when back at there clubs.

From BBC ● Oct. 5, 2026

"They looked to me and I took advantage of them," Hastert said in court.

From Barron's ● Oct. 5, 2026

When Neko Health offered to move me up the waiting list for a pre-launch scan, I took the $499 plunge.

From MarketWatch ● Oct. 5, 2026

Over and over, my compass guiding, I measure the land.

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 gentlemen pleaded,-141--vol i- on the other side, the urgency of their commission, and said that they had brought the queen's litter for her conveyance.

From Memoirs of the Court of Queen Elizabeth by Lucy Aikin

The old ‘Minor Declensions’ had begun to pass over into the vocalic, especially into the i- and a-, declensions in the oldest OHG.

From A Middle High German Primer Third Edition by Joseph Wright

From the new sovereign substantial benefits as well as flattering distinctions awaited him, being reinstated-266--vol i- by her in the possession of his confiscated estates and appointed a privy-councillor.

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

Grote, Hist. of Greece, pt. i. ch. xviii.;

From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 3 "Helmont, Jean" to "Hernosand" 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

He told me he is not seeing other people, and neither am I. Every year he goes to Mexico for six months.

From MarketWatch ● Sep. 19, 2026

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

Even a retreat that flops can draw employees closer while they commiserate over its lameness, adds Michael I. Norton, a Harvard Business School professor who has studied group rituals.

From The Wall Street Journal ● Jul. 23, 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

And then a spasm constricted her mouth for an instant: as it passed away she turned and left the room, and so did I. Neither of us had dropt a tear.

From "Jane Eyre" by Charlotte Brontë

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

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

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

I E -i formed abstracts and nouns of agency; I E ar go; Min ari, way, track, trail.

From The Dakotan Languages, and Their Relations to Other Languages by A. W. (Andrew Woods) 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

Another important part of Victor I's legacy was to introduce Latin as the common language of the Catholic Church.

From BBC ● Apr. 28, 2025

“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

Then he opened both his arms and said to the people, “And y’all choosed the most beautifullest, most perfectest day for doing it! Only thing I’s got to ask is, what kept you?”

From "Elijah of Buxton" by Christopher Paul Curtis

Nearly 50 years after it was taken, the image continues to attract attention, appearing most recently in the V&A East exhibition The Music Is Black: A British Story.

From BBC ● Oct. 4, 2026

"If I send him upstairs, am I damaging him emotionally? Is he going to develop an attachment disorder because of this?"

From BBC ● Oct. 4, 2026

Is the purpose of this IRA to fund your retirement, or is it more of a back-up account you intend to eventually leave to your loved ones or a charity?

From MarketWatch ● Oct. 3, 2026

Is it plausible that Americans will spend as much of their income on this one technology as they do on food?

From The Wall Street Journal ● Oct. 2, 2026

“Remember, Chip, she was the only one from the witnesses list who seemed kind of, I don’t know, regretful about hanging up on us. Is regretful a word?”

From "Found" by Margaret Peterson Haddix

Now, there are still some t’s to cross and i’s to dot.

From Slate ● Oct. 3, 2026

“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

She wrote in big curling script, and she dotted her letter i’s with stars.

From "Hopping Mad (The Hardy Boys: Secret Files, #4)" by Franklin W. Dixon

Also working in Microsoft’s favor is its existing customer base, which gives it an advantage as it sells its AI tools to customers.

From MarketWatch ● Oct. 5, 2026

Some of the wells have co-owners, as is often the case.

From The Wall Street Journal ● Oct. 5, 2026

“It suggests that success in the AI ecosystem is not solely determined by having the largest online catalog or the strongest e-commerce capabilities,” the analysts said.

From MarketWatch ● Oct. 5, 2026

It is owned by employees who bought out Törnqvist after the U.S.

From The Wall Street Journal ● Oct. 5, 2026

Chaulmoogra oil, which is extracted from seeds of a tropical tree called Hydnocarpus wightiana, was used to treat leprosy for centuries, perhaps as early as the 1300s.

From "At Last She Stood" by Erin Entrada Kelly

“We need to understand exactly what has happened,” he wrote on X. “And we have to assume we may not know the full truth. And have to act to build up our biodefense accordingly.”

From The Wall Street Journal ● Oct. 5, 2026

The fact that “Lanterns” is a conversation with and about fear — its avoidance and the lengths we go to to negate it — explains the audience’s divided response to the show.

From Salon ● Oct. 5, 2026

There are also positives to it like we saw against Croatia after having three matches together.

From BBC ● Oct. 5, 2026

"Of course we rely on all available assets."

From Barron's ● Oct. 5, 2026

We know so much more about the brain today than the Phrenologists and the Whole Brainers did in 1850, yet we really understand only the rough outlines.

From "Phineas Gage" by John Fleischman

“Baseball has provided me with a fabulous opportunity to see the world and work in an industry that most people envy,” he wrote in the book.

From Los Angeles Times ● Oct. 5, 2026

“Think of me as an independent contractor. No Guardians. No Corps,” he says.

From Salon ● Oct. 5, 2026

"They looked to me and I took advantage of them," Hastert said in court.

From Barron's ● Oct. 5, 2026

“Even in primary care, even though we’re supposed to be preventive-focused, it ends up being very disease-focused,” she told me.

From MarketWatch ● Oct. 5, 2026

“Time to count on someone else,” Grandpa says, pointing at me.

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

Basic hypocrisy is the simplest answer; it comes as easily to some of us as breathing.

From Salon ● Oct. 5, 2026

He added: "I would be concerned if they did stop investing. I don't think they'd give us up."

From BBC ● Oct. 5, 2026

I suspect we give primacy to the vast impersonal forces because they make us feel more secure.

From The Wall Street Journal ● Oct. 5, 2026

This is an interesting exercise for the filmmaker, surely, but the rest of us are stuck waiting for Iñárritu’s larger message to come into play.

From Salon ● Oct. 5, 2026

In order for the man in the red jacket to be okay, he needed to know that he could scare us.

From "Split the Sky" by Marie Arnold

“We had to turn the school into a restaurant, so I called mine Vaura,” she says.

From Los Angeles Times ● Oct. 2, 2026

If so, I’ll defer to what my father told me was mine: asking annoying questions.

From Salon ● Oct. 2, 2026

Today, Lynas runs a hard-rock mine in Australia, and processing operations that span Australia and Malaysia.

From The Wall Street Journal ● Oct. 1, 2026

When we met, we both had good jobs — mine in technology and hers in marketing — and for the first few years of our marriage we earned about the same.

From MarketWatch ● Oct. 1, 2026

As the pupils got here to find Tansy in what looked like a coal mine, a broken woman, they fell to.

From "The Teacher’s Funeral" by Richard Peck

It’s because in baseball, if you listen, and you’re not afraid to take a chance once in a while, even somebody with my lack of ability can stay around for a while,” he said.

From Los Angeles Times ● Oct. 5, 2026

"I look forward to bringing my unique perspective from my experience as White House Press Secretary, along with the same energy and candor that defined my tenure," Leavitt said.

From Barron's ● Oct. 5, 2026

Having had my annual physical three weeks earlier, I was ready to compare those results to Neko’s, which used its proprietary radiation-free technology to create a baseline of my skin, heart, blood and metabolic health.

From MarketWatch ● Oct. 5, 2026

I went into the recipe expecting exactly that, was delighted to find it delivered and started experimenting with the same trick in soups of my own.

From Salon ● Oct. 5, 2026

I pull the red cloth from around my neck and up over my mouth.

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

It’s the latest elective, cash-pay scan for asymptomatic people that raises either hopes or eyebrows, depending on how you view our healthcare system.

From MarketWatch ● Oct. 5, 2026

We like to think our lives are ordered by easily understood causation, a chain of big, identifiable things connected by logic.

From The Wall Street Journal ● Oct. 5, 2026

“We are proud of our 40-year public-private partnership with ICE, and we stand ready to continue to assist the federal government in meeting its immigration enforcement priorities,” Zoley added.

From Los Angeles Times ● Oct. 5, 2026

There is no shortage of ideas to dredge from this truth, about how we use art to cope, sometimes to our own detriment.

From Salon ● Oct. 5, 2026

But like everything in Davey, our school is stuck in the past.

From "Split the Sky" by Marie Arnold

"Just imagine: having to stop right in the middle of the season like that. It's unbearable for a company like ours," he said.

From Barron's ● Oct. 4, 2026

“I didn’t really know anything about competition reality shows, but now I can see that ours, with the production value and the way it’s shot and the theatricality, is so different to the other ones.”

From Los Angeles Times ● Oct. 2, 2026

My wife essentially says that because we’re married, our retirement savings are ours, not mine.

From MarketWatch ● Oct. 1, 2026

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

From BBC ● Sep. 17, 2026

Granda said there was a world just like ours on the bottom of the sea where the sídhe planted potatoes in the sand and drank tea from tiny shell cups.

From "Nory Ryan’s Song" by Patricia Reilly Giff

Related Words

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