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
-
I's,
plural
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Is,
plural
-
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
-
me,
objective
-
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
-
Independent.
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Island; Islands.
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Isle; Isles.
I
1
British
/ aɪ /
pronoun
I
2
British
symbol
-
chem iodine
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physics current
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physics isospin
-
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
abbreviation
-
International
-
Island or Isle
-i-
4
British
i
5
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
6
British
suffix
i
7
British
symbol
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:
A landmark report proposing to create career plans for 14-year-olds and above to help them with their future employment, is the lead of the i Paper.
From BBC ● Oct. 22, 2026
Headteachers have spoken to the i Paper over fears their schools will have to find money for a national 3.5% teacher pay rise, "despite claims it would be 'fully funded'".
From BBC ● Oct. 22, 2026
In Friday’s interview, Seven & i also gave an update on its plan to list 7-Eleven Inc., a move aimed at unlocking shareholder value and streamlining its business structure.
From The Wall Street Journal ● Oct. 9, 2026
“Dr. Williams has always maintained that he was acting i self-defense,” Libman wrote in an email.
From Los Angeles Times ● Oct. 9, 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
A week later, I limped into Mandelbaum’s exam room.
From Los Angeles Times ● Oct. 23, 2026
I was surprised by his meniscus-only recommendation, especially because the other three surgeons had breezily recommended the full reconstruction.
From Los Angeles Times ● Oct. 23, 2026
After my partner of 30 years’ shocking death, I went on my first date in decades.
From Los Angeles Times ● Oct. 23, 2026
As a woman in her 50s living in youth-obsessed Los Angeles, I was well aware of my age.
From Los Angeles Times ● Oct. 23, 2026
“People of the Philippines, I have returned,” General MacArthur says.
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
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
How tame, how puerile, in the midst of sentiments serious and profound as these, would have appeared-252--vol i- the intrusion of classical imagery, however graceful in itself or ingenious in its application!
From Memoirs of the Court of Queen Elizabeth by Lucy Aikin
Cranmer-128--vol i- resisted for some time, but was at length won to compliance by the tears and entreaties of Edward.
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
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
Vol. ii. pt. i., by L. Nix and W. Schmidt, contains the Mechanics in Arabic, Greek fragments of the same, the Catoptrica in Latin with appendices of extracts from Olympiodorus, Vitruvius, Pliny, &c.
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
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
The violin in Baerwald’s hands was the one his German-Jewish grandfather played as a Japanese prisoner of war in the Bandō camp at Tokushima during World War I. “It’s a very serviceable violin,” Baerwald notes.
From Los Angeles Times ● Jun. 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
“Quite,” said I. “Tell me what Provis said, my dear Herbert.”
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
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
First log on as root, and then type dpkg -i icewm_0.8.12-1.deb, and icewm version 0.8.12 will be installed.
From Debian GNU/Linux : Guide to Installation and Usage by John Goerzen
In most words of this class the final -i of the stem is lost in the Nominative Singular; in others it appears as -e.
From New Latin Grammar by Charles E. (Charles Edwin) Bennett
World War I’s Eastern Front has never attracted the same attention as its western counterpart.
From The Wall Street Journal ● Sep. 29, 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
The WNBA’s No. 1 overall draft pick and Division I’s career scoring leader revved up a raucous Indiana Pacers crowd by pumping the accelerator of a replica IndyCar before Game 3 against the Milwaukee Bucks.
From Seattle Times ● Apr. 26, 2024
Mr. Leroy said, “Long’s it don’t delay nothing, I’s listening.”
From "Elijah of Buxton" by Christopher Paul Curtis
She watches reality TV with her kids; joining them, he offers, “I did my thesis on reality. Is this show about Platonic or Aristotelian ideas?”
From Los Angeles Times ● Oct. 22, 2026
Is he living solely off his Social Security?
From MarketWatch ● Oct. 22, 2026
Dench is releasing her memoir Is It Too Late to Make a Run for It? written with fellow actor Brendan O'Hea at the end of October in the UK.
From BBC ● Oct. 22, 2026
WSJ | Buy Side: Is life insurance on your to-do list before the year ends?
From The Wall Street Journal ● Oct. 21, 2026
Is there any way I’ve got the wrong day?
From "Code Name Kingfisher" by Liz Kessler
Now, there are still some t’s to cross and i’s to dot.
From Slate ● Oct. 3, 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
A Japanese company of Seven & i's size has never been bought by a firm from overseas.
From BBC ● Oct. 8, 2024
I recognized your tiny handwriting right away, all wobbly and with those weird loops you put on top of your t's and i's.
From "When You Reach Me" by Rebecca Stead
Adjusting which fin receives light and how frequently it is illuminated allows the team to control both its speed and direction.
From Science Daily ● Oct. 23, 2026
Dopamine is another major chemical messenger that sends signals to the basal ganglia, a brain region involved in forming habits.
From Science Daily ● Oct. 23, 2026
"That's one of the reasons this work is so exciting."
From Science Daily ● Oct. 23, 2026
What distinguishes MeRT is its use of an AI-assisted algorithm to customize stimulation protocols based on each patient's brain activity rather than relying on a standardized approach.
From Science Daily ● Oct. 23, 2026
Earning an American high school diploma is just the beginning, as far as she’s concerned.
From "At Last She Stood" by Erin Entrada Kelly
“And more importantly, we saw 68% remission in our clinical trial. So, it’s really a quantum change, an inflection point in what we can offer to patients. From a clinical care perspective, that’s really meaningful.”
From Science Daily ● Oct. 23, 2026
“It was something we wanted to do to try to help out the community.”
From Los Angeles Times ● Oct. 23, 2026
"At the start of the season it was made clear in interviews we wanted to be an aggressive attacking team. We are not there yet, we're still working it out."
From BBC ● Oct. 23, 2026
"And we wanted to optimize all these parameters to support live muscle cells."
From Science Daily ● Oct. 23, 2026
“Land rush means we have a chance to claim our own acres. Our own home. Not beholden, owing nobody.”
From "Will’s Race for Home" by Jewell Parker Rhodes
She’d turned to face me head-on, eyes widened in feigned shock, her right hand over her heart.
From Los Angeles Times ● Oct. 23, 2026
"Sometimes it takes me longer to take a website down than to fix the PHP problem."
From BBC ● Oct. 23, 2026
A will of steel rose within me to get into the best possible shape.
From Los Angeles Times ● Oct. 23, 2026
I slid down that trail with my leg dragging behind me and injured my right knee.
From Los Angeles Times ● Oct. 23, 2026
A deep, roaring wail bursts out of me.
From "Will’s Race for Home" by Jewell Parker Rhodes
"The underwater location allows us to implement systematic, large-scale surveys," Seama explains.
From Science Daily ● Oct. 23, 2026
Hedge-fund-rich Sang-woo has an air of cool privilege, while the gloomy, taciturn Ho-seok harbors unprocessed trauma about what happened during the strike, the details of which are judiciously doled out to us in flashbacks.
From Los Angeles Times ● Oct. 23, 2026
"She meant everything to us and will be forever loved and missed deeply by her devoted family and friends. She was our rock," they added.
From BBC ● Oct. 23, 2026
Even those of us who couldn’t get into MIT can spot the problem.
From The Wall Street Journal ● Oct. 23, 2026
But now, the color has seeped out of Davey and left us with a canvas of gray on gray: gray, brooding clouds hanging from gray, murky skies.
From "Split the Sky" by Marie Arnold
I’ve seen it happen to friends of mine, where there is a separation because the people that we turned into are now no longer compatible.
From Los Angeles Times ● Oct. 23, 2026
Dad told me more than once that the house would be mine someday.
From MarketWatch ● Oct. 23, 2026
Hudbay Minerals and Mitsubishi approved construction of a major copper mine in the U.S.
From The Wall Street Journal ● Oct. 22, 2026
France has long produced tungsten in the southern region of Ariege, at the former Salau mine, which some would like to reopen.
From Barron's ● Oct. 21, 2026
His eyes break from mine, seem to sweep over me, but it happens so fast, I probably imagined it.
From "Red Flags and Butterflies" by Sheryl Azzam
As age acceptance pulsed through me, I made my decision: I would go with the meniscus-only option.
From Los Angeles Times ● Oct. 23, 2026
As a woman in her 50s living in youth-obsessed Los Angeles, I was well aware of my age.
From Los Angeles Times ● Oct. 23, 2026
As I drove back to my newly remediated home in the fire-ravaged Palisades, I considered how differently these two knee surgeries were.
From Los Angeles Times ● Oct. 23, 2026
As soft sunlight slanted in through my car window, I realized I’d already passed the performance baton onto my teenage daughter Dayna.
From Los Angeles Times ● Oct. 23, 2026
Frowning, Father murmurs, “That’s my fault. I thought it’d be easier on you not to have any friends. Or a sister or brother.”
From "Will’s Race for Home" by Jewell Parker Rhodes
“And more importantly, we saw 68% remission in our clinical trial. So, it’s really a quantum change, an inflection point in what we can offer to patients. From a clinical care perspective, that’s really meaningful.”
From Science Daily ● Oct. 23, 2026
The Brewers have left their mark on our area in a much more lasting way.
From Los Angeles Times ● Oct. 23, 2026
This is when our brain makes us think the Moon looks bigger because it is viewed alongside objects on the horizon such as buildings and trees.
From BBC ● Oct. 23, 2026
“In the Middle East, our business grew 13% sequentially despite late-quarter disruptions,” he said.
From The Wall Street Journal ● Oct. 23, 2026
“Auntie, you know we’re not little kids anymore. We don’t require our foods to be animal-shaped,” I remind her.
From "Split the Sky" by Marie Arnold
The shame in this story was never his, and it was never ours.
From Salon ● Oct. 22, 2026
"That future is ours to build. Let us build," he said.
From Barron's ● Oct. 16, 2026
“No nation, even one as capable and confident as ours, can safeguard them alone,” said Amin Nasser, chief executive of Saudi’s oil giant ARAMCO.
From Los Angeles Times ● Oct. 13, 2026
I tracked down two New Jersey record stores whose sites said they’d purchase all types of albums, so we carted ours to them.
From MarketWatch ● Oct. 8, 2026
Our family had a part of those marshlands that was just ours and nobody else’s.
From "Root Magic" by Eden Royce
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Get a wordDefinitions 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.
