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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

The i Paper also leads with the spy chief's speech, quoting him as saying threats from foreign adversaries have quadrupled in a decade.

From BBC ● Oct. 14, 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

Seven & i announced a series of measures in March 2025 to boost shareholder value as it sought to fend off Alimentation Couche-Tard’s $47 billion takeover bid.

From The Wall Street Journal ● Oct. 8, 2026

“There is a certain pride in being a Californian, certainly not held by everybody ... but i would think that the mainstream would be defending the state.”

From Los Angeles Times ● Oct. 6, 2026

Some pepple people have the gift of writtin writing i think I must of been sleep when that gift was given out.

From "Stella by Starlight" by Sharon M. Draper

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

From Barron's ● Oct. 23, 2026

To build rapport, advisers might start a conversation by asking the client, “What’s your comfort level with this topic?” or “Do you understand what I mean when I say ‘bond ladder’ or ‘reinvestment risk?’

From MarketWatch ● 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

"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

“Wish I could trade you for a horse.”

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

Your majesty's humble sister to commandment, "Elizabeth." -107--vol i-

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

The queen immediately-18--vol i- retired, and the next day was committed to custody.

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

Common law protected until and statute law after publication, i. e. when the public in general is first permitted to view the work.

From Copyright: Its History and Its Law by Richard Rogers Bowker

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

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

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

Soccer: it’s been a long time coming between you and I. But here I am!

From Los Angeles Times ● Jul. 20, 2026

I’ve been a huge Robyn fan for most of my life — she’s kind of a north star for my sisters and I. It’s no secret that we love sad dance songs.

From Los Angeles Times ● Jun. 18, 2026

“It cannot be too early to commence the task I have to fulfil,” thought I. I rose: I was dressed; for I had taken off nothing but my shoes.

From "Jane Eyre" by Charlotte Brontë

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

If not a few Bantu languages, the verb used in a negative sense changes its terminal -a to -i.

From Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 3 "Banks" to "Bassoon" by Various

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

Oncus -i: a welt: applied to welt-like ridges on caterpillars.

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

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

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

Mr. Leroy said, “Long’s it don’t delay nothing, I’s listening.”

From "Elijah of Buxton" by Christopher Paul Curtis

Is it friendship, though, or a mutually useful rapport?

From Los Angeles Times ● Oct. 23, 2026

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

From MarketWatch ● Oct. 22, 2026

Speaking to the BBC afterwards, Raye said she'd "poured everything I had" into the record, which features the global hit song Where Is My Husband?

From BBC ● Oct. 22, 2026

Is there a company he might consider a model?

From Los Angeles Times ● Oct. 21, 2026

“I’m so sorry to bother you. My, um . . . running partner’s a little dehydrated. Is there any way you could give her a cup of water?”

From "Keeping Pace" by Laurie Morrison

Now, there are still some t’s to cross and i’s to dot.

From Slate ● Oct. 3, 2026

"If I'm making a decision that is highly likely to be in legal challenge, I want to make sure I've dotted my i's and crossed my t's," she added.

From BBC ● Sep. 11, 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

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

From Hitler topping the polls in Peru to the sport that is a kind of "voluntary drowning".

From Barron's ● Oct. 23, 2026

"We hope that Brazil is still on the right side of the game," Camila Jardim, a political expert at Greenpeace Brazil, told AFP.

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

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

It’s difficult to care for someone else when you don’t feel well, and Joey’s fever is relentless.

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

“It’s a miracle that we don’t have more victims,” Rabeh 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

“I’m sure that’s just a coincidence. Maybe we can get her to close the shop early?”

From "Split the Sky" by Marie Arnold

“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

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

"Sometimes it takes me longer to take a website down than to fix the PHP problem."

From BBC ● Oct. 23, 2026

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

“Time to count on someone else,” Grandpa says, pointing at 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

At some places, the to-do lists are longer than the manifestos my working mom left us on the counter after school every day.

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

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 makes us a big pot of buttery grits with shrimp.

From "Split the Sky" by Marie Arnold

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

Today, "the main challenge is ensuring security of supply outside of China. This makes our project an important part of the equation," said Kevin Pallas, head of Group 6 Metals, which owns the mine.

From Barron's ● Oct. 21, 2026

“My job is to mine all that, to go to the sub-basement.”

From Los Angeles Times ● Oct. 21, 2026

As we filed past, Betsie and I drew two beautiful soft new ones; mine was white with blue stripes, Betsie’s white with red stripes—obviously the property of some well-to-do family.

From "The Hiding Place" by Corrie ten Boom

"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

At some places, the to-do lists are longer than the manifestos my working mom left us on the counter after school every day.

From The Wall Street Journal ● Oct. 23, 2026

In my late 20s, I’d wanted a full reconstruction, hard stop.

From Los Angeles Times ● Oct. 23, 2026

I reach up, hugging her neck, feeling her long, furry face against my cheek.

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

“Zero signs of offense being played around the AI theme on our pad yesterday,” said Kaplan.

From MarketWatch ● Oct. 23, 2026

“House rules help guests understand what hosts expect, but we’ve heard from our community that they can be confusing, onerous and hard to manage,” the company said in a statement.

From The Wall Street Journal ● Oct. 23, 2026

"We are working on ways to integrate machine learning into excited states calculations to further improve the efficiency of our method," Villani said.

From Science Daily ● Oct. 23, 2026

“That’s right, son. Hundreds of people were in our last camp. But not everyone drowned. And not every wagon failed. Most animals made it.”

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

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

From Salon ● Oct. 22, 2026

Recently, a client of ours complained through email about our services.

From The Wall Street Journal ● Oct. 17, 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

How could she bring him into the secrets and adventures that were supposed to be ours?

From "The Science of Breakable Things" by Tae Keller

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Related Words

• he
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• sie
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• you
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• zie

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