i
the imaginary number .
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i
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I
Inounthe ninth letter of the English alphabet, a vowel.
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i-
i-variant of y-.
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i.
i.abbreviationimperator.
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-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.
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I.
I.abbreviationIndependent.
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-i
-isuffixof or relating to a region or people, esp of the Middle East
i
1 AmericanMathematics.
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Also called imaginary unit. the imaginary number .
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a unit vector on the x -axis of a coordinate system.
I
2
American
[ahy]
/ aɪ /
Or
i
noun
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I's,
plural
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Is,
plural
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i's,
plural
-
is
plural
-
the ninth letter of the English alphabet, a vowel.
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any spoken sound represented by the letter I or i, as in big, nice, or ski.
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something having the shape of an I.
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a written or printed representation of the letter I or i.
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a device, as a printer's type, for reproducing the letter I or i.
I
3
American
[ahy]
/ aɪ /
pronoun
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we,
plural nominative
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me,
objective
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us,
objective
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my,
possessive
-
mine,
possessive
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our,
possessive
-
ours
possessive
noun
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I's
plural
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(used to denote the narrator of a literary work written in the first person singular.)
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Metaphysics. the ego.
I
4
American
abbreviation
I
5
American
Symbol.
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the ninth in order or in a series.
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(sometimes lowercase) the Roman numeral for 1.
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Chemistry. iodine.
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Biochemistry. isoleucine.
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Electricity. current.
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Logic. particular affirmative.
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(italics) isotopic spin.
i-
6
American
i.
7
American
abbreviation
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imperator.
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incisor.
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interest.
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intransitive.
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island.
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isle; isles.
-i-
8
American
I.
9
American
abbreviation
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Independent.
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Island; Islands.
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Isle; Isles.
I.
1
British
abbreviation
-
International
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Island or Isle
I
2
British
symbol
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chem iodine
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physics current
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physics isospin
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logic a particular affirmative categorial statement, such as some men are married, often symbolized as SiP Compare A E O 1
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one See Roman numerals
abbreviation
-i-
3
British
I
4
British
/ aɪ /
pronoun
i
5
British
symbol
-i
6
British
suffix
i
7
British
/ aɪ /
noun
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the ninth letter and third vowel of the modern English alphabet
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any of several speech sounds represented by this letter, in English as in bite or hit
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something shaped like an I
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( in combination )
an I-beam
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to pay meticulous attention to detail
i
Scientific
/ ī /
i
Idioms
Grammar
See me.
Other Word Forms
Noun Inflected Forms
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
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
The i Weekend says the "biggest societal change in decades" has been blocked, amid "celebration and tears from MPs".
From BBC ● Sep. 12, 2026
The British royal family is vulnerable to cyber attacks from hostile states, according to the i Paper.
From BBC ● Sep. 3, 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
“Do not lie, Olanna Ozobia, i sikwana asi!”
From "Half of a Yellow Sun" by Chimamanda Ngozi Adichie
And I was like, ‘Wow, that’s a really big deal!’
From Los Angeles Times ● Sep. 18, 2026
“I support Michigan because I want the team to win—not because I expect anything in return.”
From The Wall Street Journal ● Sep. 18, 2026
Given said if it wasn't for "that connection, I would absolutely" not be attending, but "I'm probably leaning towards going".
From BBC ● Sep. 18, 2026
“I had never really considered it because I have a low BMI,” Balkey says.
From The Wall Street Journal ● Sep. 18, 2026
Still, next morning, when the sun is fully risen, when the wagon’s rolling, its steady rhythm lulling, I ask: “How’d you meet Ma?”
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
Yea a ruffian will have more in his ruff and his hose than he should-283--vol i- spend in a year.
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
Your majesty's humble sister to commandment, "Elizabeth." -107--vol i-
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
See Lankester’s Treatise of Zoology, vol. i. fasc.
From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" 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
Soccer: it’s been a long time coming between you and I. But here I am!
From Los Angeles Times ● Jul. 20, 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
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
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
“Why, we are not going fishing!” said I. “No,” returned Wemmick, “but I like to walk with one.”
From "Great Expectations" by Charles Dickens
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
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
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
The suffix -i, added to a noun stem, forms generally a neuter verb.
From The Mafulu Mountain People of British New Guinea by Robert Wood Williamson
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
“Yeah, it takes us a little longer, but we dot our I’s and we cross our Ts,” she said.
From Los Angeles Times ● Nov. 22, 2024
Child I's mother suggested senior managers should face sanctions if they ignore whistleblowers' concerns.
From BBC ● Sep. 19, 2024
He said, “Thank you, ma’am, I’s thinking the same thing. This just gunn be a disturbing that she don’t need right now.”
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 this a good time to take out a HELOC?
From MarketWatch ● 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
“Quick! Is there any way I can help?”
From "The Hiding Place" by Corrie ten Boom
“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
So homeowners, dot the i’s and cross the t’s when you sell—and be ready to show your work.
From The Wall Street Journal ● Mar. 6, 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
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
“It was quite an image that is very vivid to me right now.”
From Los Angeles Times ● Sep. 18, 2026
Stone also ruled that Uber has a duty to protect its passengers and is accountable for harm caused by drivers.
From Los Angeles Times ● Sep. 17, 2026
"When you post people making mistakes, that is what is going to get the attention and interaction," she said.
From BBC ● Sep. 17, 2026
Betsi Seward, 18, is currently learning to drive alongside studying at college and working part-time.
From BBC ● Sep. 17, 2026
Joey’s little daughter, Cynthia, is only a toddler.
From "At Last She Stood" by Erin Entrada Kelly
“The further we move from an FDA-approved indication, the higher the bar should be,” she says.
From The Wall Street Journal ● Sep. 18, 2026
“While we respect the arbitration process, we believe the arbitrator was wrong in holding Uber legally responsible for the tragic events of that night.”
From Los Angeles Times ● Sep. 17, 2026
"The underlying algorithms that we were using for most of these robotic simulations they hark back to the 1970s and 1980s, but those algorithms are not really brilliant fits for GPUs," Storey says.
From BBC ● Sep. 17, 2026
“His art became part of American culture, but the man behind that art — the father we knew and loved — is the person we will miss most.”
From Los Angeles Times ● Sep. 17, 2026
Perhaps we can refuse to line up, Gertie thinks desperately.
From "At Last She Stood" by Erin Entrada Kelly
“It was quite an image that is very vivid to me right now.”
From Los Angeles Times ● Sep. 18, 2026
The US president previously raised the case with Xi, telling reporters that his Chinese counterpart "told me that would be a tough one".
From BBC ● Sep. 17, 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
“The U.S. is absolutely vulnerable to a Pearl Harbor in space,” this person told me.
From Slate ● Sep. 17, 2026
Darkness still blankets me, but the glow on the horizon signals daybreak.
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
"So no, I don't think we are psychologically prepared… but I do think that we are beginning to recognise that war is something that is closer to us than we'd like to think".
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
The Government wants us all to start preparing for severe disruption to our lives.
From BBC ● Sep. 17, 2026
We all look at one another, and let’s just say not all of us are excited about that prospect—least of all Aunt J. Grandma immediately says she has a lot to do.
From "Split the Sky" by Marie Arnold
"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
On April 19, it struck a British mine and sank.
From Science Daily ● Sep. 14, 2026
The expected range is roughly 250-850 nanograms per deciliter; mine was 1,295.
From The Wall Street Journal ● Sep. 12, 2026
She crossed over and put her hand on mine, which was gripping the post.
From "The Red Car to Hollywood" by Jennie Liu
“I’ve met thousands of people over my 50 years in politics and LeRoy stands tall among them.”
From Los Angeles Times ● Sep. 18, 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
"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
While Russia was seeking my arrest in 2018, I occasionally found the paintings in my Washington-area home had been rearranged.
From The Wall Street Journal ● Sep. 17, 2026
Breathing quick, I leap up, lay my head against Belle’s hide.
From "Will’s Race for Home" by Jewell Parker Rhodes
Mark Bernstein, then-board chair, said at the time it would be tantamount to “selling our soul to private capital.”
From The Wall Street Journal ● Sep. 18, 2026
"That shows you that our strategy is definitely working."
From BBC ● Sep. 18, 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
"No10 North is all about creating opportunities for working people, and our partnership with Ireland as we improve the lives of people in both of our countries is a key part of that," he said.
From BBC ● Sep. 17, 2026
I do remember our mom in this very room, cooking up a storm of delicious meals.
From "Split the Sky" by Marie Arnold
Whenever he seems confused, I’m delighted; it’s reassuring to see someone so smart still struggle to fathom this thing of ours.
From The Wall Street Journal ● Sep. 15, 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
"Back then, the settlers were living alongside us, and we coexisted peacefully. They lived their lives and we lived ours," he told me.
From BBC ● Aug. 21, 2026
Were there cliffs like ours above the houses on Smith Street?
From "Nory Ryan’s Song" by Patricia Reilly Giff
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
