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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  

abbreviation

1. International

2. Island or Isle

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-i- ⁴ British  

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

   cuneiform

   coniferous

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i ⁵ 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 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

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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

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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

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

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

A listing could pave the way for Seven & i to secure a higher valuation, closing the stock-price gap that made it an attractive target for foreign takeovers.

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

Olly: i shouldn't have, i'm sorry Madeline: Please don’t be.

From "Everything, Everything" by Nicola Yoon

"I get a runner's high after games. I think that's part of the oxygen depletion, maybe."

From Barron's ● Oct. 23, 2026

“It’s not taking a client’s head nod as ‘100% I get it,’” he said.

From MarketWatch ● Oct. 23, 2026

“That’s when I found that there were other women that had started even though they were still nursing,” she says.

From The Wall Street Journal ● Oct. 23, 2026

"I must say, on both sides, I have the same impression that I worked with the Colombian country, not different governments," Matevosyan told AFP.

From Barron's ● Oct. 23, 2026

I already feel I’m in a strange new world.

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-207--vol i- success of this collection was prodigious; edition after edition was given to the public under the inspection of different poetical revisers, by each of whom copious additions were made to the original work.

From Memoirs of the Court of Queen Elizabeth by Lucy Aikin

Concerning that point indeed, my Sturmius, I have nothing certain to write to you, nor does any one truly-101--vol i- know what to judge.

From Memoirs of the Court of Queen Elizabeth by Lucy Aikin

I was appointed to succeed him in his office; and the work which he had so happily begun, without my assistance indeed, but not without some counsels of-94--vol i- mine, I diligently labored to complete.

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

V. Van Rensselaer, General, i. 71-100; resigns his command, i.

From The Second War with England, Vol. 2 of 2 by Joel Tyler Headley

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

Jonathan I. Shenkman is president and chief investment officer of ParkBridge Wealth Management.

From The Wall Street Journal ● Oct. 4, 2026

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

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

He also urged them not to allow partnerships between large corporations and the military, the way the German scientific community and government did with I. G. Farben and Krupp Armaments and Steel.

From Los Angeles Times ● Jun. 8, 2026

And neither was I. I had never had Nollie’s bravery—no, nor her faith either.

From "The Hiding Place" by Corrie ten Boom

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

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

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

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

Judges were unmoved that Luitpold’s forebears had brewed in the region since 1260, written the purity law and invented Oktoberfest for his great-great-grandfather King Ludwig I’s 1810 wedding.

From The Wall Street Journal ● Sep. 7, 2026

Caleb said he was told the Llantrisant Mace was older than most of the Crown Jewels and survived Oliver Cromwell trying to melt down any remaining precious metal bearing Charles I's crest.

From BBC ● Jun. 18, 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

“Now don’t you mess with me this morning,” Elisha said, “because you ain’t got so holy I can’t turn you over my knee. I’s your big brother in the Lord—you just remember that.”

From "Go Tell It on the Mountain" by James Baldwin

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

MarketWatch: Is renting or buying the better move for a young person?

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

Is it possible that an under-the-radar composite materials company in St. Louis has cracked the code for running a family business sustainably while putting its workers’ well-being first?

From The Wall Street Journal ● Oct. 22, 2026

“Why are you so anxious? Is it Grace? Are you still struggling with that piece you’ve been working on?”

From "Split the Sky" by Marie Arnold

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

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

A Japanese company of Seven & i's size has never been bought by a firm from overseas.

From BBC ● Oct. 8, 2024

CPAs, those folks who can add columns of 9s in their heads, have been advising MDs since the 1980s to dot their i’s, cross their t’s, and never accept IOUs.

From "Woe Is I" by Patricia T. O'Conner

In China, the market for "legacy premium brands is in severe decline due to intense competition from new Chinese alternatives, basically eliminating profitability for legacy premium brands," the chief executive said.

From Barron's ● Oct. 23, 2026

SpaceX is working to secure access to cell towers just weeks after buying more wireless spectrum.

From Barron's ● Oct. 23, 2026

According to 42-year-old Alex Hernandez, "it’s really well-made; the gameplay is sharp and responsive."

From Barron's ● Oct. 23, 2026

But for the first time in 16 years, "Call of Duty" will be available on a Nintendo console: the Switch 2, which is more powerful than its predecessor.

From Barron's ● Oct. 23, 2026

It is here that Joey—now cured of tuberculosis—meets Renato Guerrero.

From "At Last She Stood" by Erin Entrada Kelly

"However, in the short term, with severely challenged volumes, we need to reinforce our turnaround plan with additional decisive actions, lowering our break-even point and improving cash flows to make us more resilient."

From Barron's ● Oct. 23, 2026

“They have helped guide decisions around AI deployment and token optimization, ensuring we are using the appropriate models and tools for the right use cases,” Skule said.

From The Wall Street Journal ● Oct. 23, 2026

“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

Trick ankle aside, it’s love that we need to age gracefully.

From Los Angeles Times ● Oct. 23, 2026

While I’m fiddling with the radio, a traffic report comes in about how backed up the street that we normally drive on is.

From "Split the Sky" by Marie Arnold

For a mid-November flight, I got an alert this week that it moved me to a better aisle seat in the extra legroom section.

From The Wall Street Journal ● Oct. 23, 2026

“About fifty people came and talked to me, and bought copies ‘In the Country of Women,’ my memoir published by Catapult, and ‘Sacrament,’ my latest novel, published by Counterpoint.

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

“She was a giver. She was an encourager. She knew how to nurture—and she wasn’t afraid to nurture. She made me a more secure person, and more sure about what I could do.”

From The Wall Street Journal ● Oct. 23, 2026

“Hasn’t got the temperament,” explains Caesar, calling up to me.

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

"However, in the short term, with severely challenged volumes, we need to reinforce our turnaround plan with additional decisive actions, lowering our break-even point and improving cash flows to make us more resilient."

From Barron's ● 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

"The underwater location allows us to implement systematic, large-scale surveys," Seama explains.

From Science Daily ● Oct. 23, 2026

The World Series is upon us, yet the strange national obsession is not about how Jacob Misiorowski or Junior Caminero might shine, but how many people might watch it.

From Los Angeles Times ● Oct. 23, 2026

I know he wants us to like her, so bringing her up will make him feel better.

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

State-owned Codelco was, for example, forced to suspend expansion of the El Teniente mine -- Chile's largest -- after studies flagged up seismic risks.

From Barron's ● Oct. 22, 2026

These setbacks come a year after Codelco's largest mine, El Teniente, was forced to suspend part of its production for months following an accident that left six workers dead.

From Barron's ● Oct. 22, 2026

A hand swoops in to grab mine, pulling me toward one of the giant spruces, and we get under just as hail starts pelting down.

From "Legendary Frybread Drive-In" by Cynthia Leitich Smith

"It was abundantly clear that without my intervention, the possibility to bring humanitarian aid into the city and to evacuate the elderly would be impossible."

From Barron's ● Oct. 23, 2026

“I’ll ask for feedback from my colleagues,” he said.

From MarketWatch ● Oct. 23, 2026

“I read the research and I kind of just made my own decision.”

From The Wall Street Journal ● 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

Moving my mouth sideways across the harmonica reeds, I make up tunes.

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

"However, in the short term, with severely challenged volumes, we need to reinforce our turnaround plan with additional decisive actions, lowering our break-even point and improving cash flows to make us more resilient."

From Barron's ● Oct. 23, 2026

Financial news is often front and center, especially as AI-driven tech giants — and their volatile stock swings — affect our daily lives.

From MarketWatch ● Oct. 23, 2026

“Everybody has to be staying up on technology in order to provide good governance and advice to our leadership team.”

From The Wall Street Journal ● Oct. 23, 2026

“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

Phineas is twenty-six years old, unmarried, and five feet, six inches tall, short for our time but about average for his.

From "Phineas Gage" by John Fleischman

The shame in this story was never his, and it was never ours.

From Salon ● Oct. 22, 2026

Go Greek is a big favorite of ours, and it’s crazy busy in the evenings, but it’s definitely worth waiting for.

From Los Angeles Times ● Oct. 20, 2026

"That future is ours to build. Let us build," he said.

From Barron's ● Oct. 16, 2026

As crowded as the deck was, ours was missing the one bit of fishing kit it needed most: the optional Minn Kota trolling motor.

From The Wall Street Journal ● Oct. 10, 2026

Dad handed off the rifle to Mr. Jimmy Leadill, a near neighbor of ours.

From "The Teacher’s Funeral" by Richard Peck

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Related Words

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

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