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 i Paper says it was the "day that changed the world".
From BBC ● Sep. 11, 2026
"Find the money to fund end-of-life care," is Lord Blunkett's "plea to Burnham", according to the i Paper.
From BBC ● Sep. 7, 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
“On behalf of the L & J Fund i accept this check.”
From "The Pigman" by Paul Zindel
And I was like, ‘Wow, that’s a really big deal!’
From Los Angeles Times ● 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
"I think if you suddenly have a nearly 100% increase in your council tax, you would be extremely worried. Families have budgets," she said.
From BBC ● Sep. 18, 2026
“What I watch for is lean mass loss, which matters more in someone with inflammatory arthritis than in the general population, because muscle is what protects the joint,” she says.
From The Wall Street Journal ● Sep. 18, 2026
If I am stopped, she thinks, maybe they’ll just search the blanket and never notice anything else.
From "At Last She Stood" by Erin Entrada Kelly
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
And she would frequently assure them that she would take a particular care of their affairs, and she would-277--vol i- ever be as good as her word.
From Memoirs of the Court of Queen Elizabeth by Lucy Aikin
Cecil replied, "Yes, madam,-282--vol i- and she says your majesty would like to do so too;" lord Robert Dudley then filling the office of master of the horse to the queen.
From Memoirs of the Court of Queen Elizabeth by Lucy Aikin
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
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
Milman, Hist. of Latin Christianity, vol. i. p.
From History of European Morals From Augustus to Charlemagne (Vol. 2 of 2) by William Edward Hartpole Lecky
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
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
Neither do I. I’m not afraid of him.
From "The Last Cuentista" by Donna Barba Higuera
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
Oncus -i: a welt: applied to welt-like ridges on caterpillars.
From Explanation of Terms Used in Entomology by John. B. Smith
Flocculus -i: a hairy or bristly appendage on the posterior coxa of some Hymenoptera.
From Explanation of Terms Used in Entomology by John. B. Smith
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
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's a very different offering up there. You've still got beaches, but then you've got greenery and mountains and wildlife."
From BBC ● Apr. 18, 2026
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
The only double letters are the twin I’s inside.
From "Woe Is I" by Patricia T. O'Conner
Watch: Is Canada about to join the EU?
From BBC ● 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 this market like 1999 all over again?
From The Wall Street Journal ● Sep. 15, 2026
Is it vertical applications like Harvey for legal or Cursor for coding?
From MarketWatch ● Sep. 15, 2026
“This sounds like something only you would plan. I’d like to document this for my channel. Is that okay?”
From "Bye Forever, I Guess" by Jodi Meadows
In one of our final negotiation sessions, when we’re supposed to be dotting i’s and crossing t’s, he worries aloud about how these two vastly different companies are going to mesh their different cultures.
From The Wall Street Journal ● Sep. 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
“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
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
“It was quite an image that is very vivid to me right now.”
From Los Angeles Times ● Sep. 18, 2026
Autumn is often a time of wild swings in the weather.
From BBC ● Sep. 18, 2026
Tran is no longer a driver with Uber, according to the statement.
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
Freshman year is hard, but she makes it through.
From "At Last She Stood" by Erin Entrada Kelly
“The coaches decide which players they want, how they want to run the team,” Jolin said, “and we as Michigan supporters help support their efforts.”
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
If we don’t make it, there’s no money back, and for the first time, I realize how awful it would be to return home, exhausted, broke.
From "Will’s Race for Home" by Jewell Parker Rhodes
“It was quite an image that is very vivid to me right now.”
From Los Angeles Times ● Sep. 18, 2026
"I didn't realise how many ladies lived so near me that had been affected," says Lynn.
From BBC ● Sep. 17, 2026
This summer it occurred to me that my understanding of alignment might be wrong.
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
“More ways than anyone can count. When I couldn’t walk anymore, he carried me. He taught me that a man can strike out on his own.”
From "Will’s Race for Home" by Jewell Parker Rhodes
"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
When WSJ asked her how she’d spend 24 hours in the city, she gave us a thorough rundown, from where to eat breakfast to where she’d shop for a stylish outfit.
From The Wall Street Journal ● 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
"Families with incomes coming into the household are still not able pay for food and things like that, so we're seeing a lot families coming to us and asking for help."
From BBC ● Sep. 17, 2026
Dad checks his social media and lets us know that there was another dummy found in the same position—at the home of the president of the group who bought the building.
From "Split the Sky" by Marie Arnold
The stock was weighed by relatively short mine lives and low margins, as well as significant rehabilitation needs and high emissions intensity.
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
On April 19, it struck a British mine and sank.
From Science Daily ● Sep. 14, 2026
He smiles and tilts his head down, allowing his lips to brush mine, much like they did the first time on the path, and I know things are okay between us.
From "Red Flags and Butterflies" by Sheryl Azzam
“My ever increasing involvement and identification with the poor only continues to widen the gap between my obedience to religious authority and my own understanding of what my life as a Christian must entail.”
From Los Angeles Times ● 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
This summer it occurred to me that my understanding of alignment might be wrong.
From The Wall Street Journal ● Sep. 17, 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
I do a few finger warm-ups so my muscles are nice and relaxed.
From "Split the Sky" by Marie Arnold
"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
It also turns the leaders of the AI companies into Lewis and Clark in coonskin caps with parchment maps, bravely surveying our country that it might understand its true size.
From The Wall Street Journal ● Sep. 17, 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
Caesar is our friend—I wasn’t too late to understand that.
From "Will’s Race for Home" by Jewell Parker Rhodes
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
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
It’s offensive because cases like ours could have been settled for significantly less than what the verdict is.”
From Los Angeles Times ● Aug. 22, 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
What different universes existed within this one world of ours!
From "Flying Through Water" by Mamle Wolo
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.
