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
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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
-
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:
"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
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
The Sussexes will fly back to the UK without a deal for taxpayer funded security, the i Paper reports.
From BBC ● Aug. 21, 2026
Olly: it’s a thing Olly: i wish we could meet Madeline: Me too.
From "Everything, Everything" by Nicola Yoon
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
“He had a real jumper, I mean, before he was 2,” David recalls.
From Los Angeles Times ● Sep. 17, 2026
"I think we're forced to feel more American simply by the influences that we have," Stainton added.
From BBC ● Sep. 17, 2026
“In real terms, they were nearly as bad as after World War I and World War II and in the 1970s,” wrote a Goldman strategy team led by Christian Mueller-Glissmann.
From MarketWatch ● Sep. 17, 2026
“Someday I hope you will come to our lovely country,” she writes.
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
The king's marriage with Catherine Parr, his wife's sister, increased his consequence, and Henry-269--vol i- on his death-bed appointed him one of his executors and a member of the young king's council.
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
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
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
Combining the results from parts i. and ii., draw a rough sketch of f .
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
Dion Cassius and Tacitus relate the exiles of Helvidius, who appears to have been rather intemperate and unreasonable.639.Friedländer gives many and most touching examples, tome i. pp. 410-414.640.Suet.
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
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
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
As soldiers, Jews had fought for Germany during World War I. Many were decorated for bravery.
From "Hitler Youth: Growing Up in Hitler's Shadow" by Susan Campbell Bartoletti
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
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
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
Tarsus -i: the foot; the jointed appendage attached at the apex of tibia. bearing the claws and pulvilli.
From Explanation of Terms Used in Entomology by John. B. Smith
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
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
“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
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 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 the rise too much or not enough?
From BBC ● Sep. 15, 2026
“We just thought it could finish off your ensemble. Is that what women call it? It’s what my wife calls it. Make you look more professional.”
From "The Brightwood Code" by Monica Hesse
“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
The deputy chief told Boyd that Spivey’s body was towed “to make sure that every i’s dotted, t’s crossed to clear you.”
From The Wall Street Journal ● Dec. 21, 2025
“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
He tries it in various styles, his hand unaccustomed to the angles of the N, the dotting of the two i’s.
From "The Namesake" by Jhumpa Lahiri
At issue is whether the reported fumes are an isolated problem—or point to a broader vulnerability in the air-supply system used on nearly every commercial aircraft flying today.
From The Wall Street Journal ● Sep. 17, 2026
“Our vision ahead is clear: make Disney+ the connection point for fans everywhere to engage with the full breadth and depth of the broader Disney ecosystem.”
From Los Angeles Times ● Sep. 17, 2026
Gasoline in the state is selling at a $1.65 a gallon premium relative to the national average, while the diesel premium is $1.95 a gallon.
From The Wall Street Journal ● Sep. 17, 2026
When Cooper reported its third-quarter earnings earlier this month, it said it is expanding its U.S. sales force to reach 5,000 additional eye-care offices.
From The Wall Street Journal ● Sep. 17, 2026
Blindness is always a concern with leprosy patients, but her vision is good.
From "At Last She Stood" by Erin Entrada Kelly
At the sound of the great drum break, we were to thrash about the locker room.
From The Wall Street Journal ● Sep. 17, 2026
“She called us, bawling, and we were loading the dog, comforting her,” Dowd said.
From Los Angeles Times ● Sep. 17, 2026
As we have argued in recent academic research, race and ethnicity data are key in understanding population health outcomes.
From Slate ● Sep. 17, 2026
"Based on the extensive analysis undertaken, we now know that the Fitzroy River is capable of providing fair competition conditions during the period of the Games," World Rowing president Jean-Christophe Rolland said.
From BBC ● Sep. 17, 2026
When it comes to our chosen instruments, we don’t play around.
From "Split the Sky" by Marie Arnold
Returning from compassionate leave, he said his father would have wanted him "back out there" to bring forward "the changes that he always pushed me to make".
From BBC ● Sep. 17, 2026
My second favorite feature is being able to message my doctors, who respond to me in writing, which helps prevent misunderstandings.
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
They both have steady jobs in public services — normal, working-class people like me and my husband.
From MarketWatch ● Sep. 17, 2026
I sit, the wagon behind me, trying to gather the right words.
From "Will’s Race for Home" by Jewell Parker Rhodes
Anthropic researcher Jacob Coxon resigned on Sept. 8, warning that “the people building AI earnestly believe that it could kill us all by the end of the decade.”
From The Wall Street Journal ● Sep. 17, 2026
“I think he’s going to be a high-high impact player for us, not only this year, but for years to come.”
From Los Angeles Times ● Sep. 17, 2026
"I'm trying to be strong for our daughter, but I'm constantly wondering if he's OK and how to get him back home to us," she said.
From BBC ● Sep. 17, 2026
Much of my life is dedicated to preaching that art, and practicing reverence for it can be the glue that keeps us together when the world wants us torn apart.
From Salon ● Sep. 17, 2026
And then she blows us a kiss and says, “I’ll be back before you know it…”
From "Split the Sky" by Marie Arnold
“La Opinión helped families like mine stay informed about what was happening in our communities and gave Spanish-speaking Angelenos a voice,” she said in a written statement.
From Los Angeles Times ● Sep. 16, 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
The expected range is roughly 250-850 nanograms per deciliter; mine was 1,295.
From The Wall Street Journal ● Sep. 12, 2026
Every seat in the place is taken, all eyes except mine are glued to one of the flat-screen TVs, watching the Leafs battle the Montréal Canadiens.
From "Red Flags and Butterflies" by Sheryl Azzam
Before I started working, Murano to me, was one door: my grandfather’s factory.
From The Wall Street Journal ● Sep. 17, 2026
“It’s just trying to stack weeks, trying to get better with my team,” he says.
From Los Angeles Times ● Sep. 17, 2026
For your evening enjoyment, my colleagues have some ideas about what to focus on instead.
From Slate ● Sep. 17, 2026
The book alleges: "Unlike my other callers, who were stunned, barely able to articulate their condolences and offers of help, he sounded giddily elated - like a lottery winner, I remember thinking at the time."
From BBC ● Sep. 17, 2026
“Hey, my cell died. Can I use your phone to call my dad and have him pick me up?”
From "Split the Sky" by Marie Arnold
Opponents and officials deserve our respect and fair play.
From The Wall Street Journal ● Sep. 17, 2026
“When someone in our community needs help, we help them.”
From Los Angeles Times ● Sep. 17, 2026
"Consistent with our host country obligations, the core delegation from the Iranian regime will be able to attend UN General Assembly High Level Week," a spokesman for the US State Department told the BBC.
From BBC ● Sep. 17, 2026
“Monday’s scheduled meeting of Gulf and Iranian leaders in Oman was postponed, but our understanding is talks are still ongoing, and making progress,” he added.
From MarketWatch ● Sep. 17, 2026
I tell her what I saw: A Black boy, about our age, knocking on a white door.
From "Split the Sky" by Marie Arnold
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
Dolly was one of us, ours, but of course she was also much more.
From Salon ● Aug. 26, 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
"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
Reverend Hunt points out the three ships that will be ours.
From "Blood on the River" by Elisa Carbone
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.
