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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  

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

   cuneiform

   coniferous

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I. ⁴ British  

abbreviation

1. International

2. Island or Isle

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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  

symbol

1. Also called: j. the imaginary number √–1

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-i ⁷ British  

suffix

1. of or relating to a region or people, esp of the Middle East

   Iraqi

   Bangladeshi

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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

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

The Canadian retail conglomerate ultimately withdrew its offer over friction around valuation gaps and antitrust issues in the U.S., prompting Seven & i to focus on restructuring and a standalone North American IPO strategy.

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

“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

“On behalf of the L & J Fund i accept this check.”

From "The Pigman" by Paul Zindel

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

My next birthday was fast approaching, and I was headed toward the legal speed limit in California: 55.

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

Although I had already consulted with three orthopedic surgeons, Drew, who married me despite my nosedive in the parking lot, wanted me to see Dr. Bert Mandelbaum at Cedars-Sinai.

From Los Angeles Times ● Oct. 23, 2026

The next day, I blurt, “What’ll make you happy?”

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

I think ye guess whom they named; if ye do not, I-290--vol i- will upon my next letters write further.

From Memoirs of the Court of Queen Elizabeth by Lucy Aikin

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

The prefix i- or y- is equivalent to the A.-S. or German ge, and usually denotes the past participle.

From Six Centuries of English Poetry Tennyson to Chaucer by James Baldwin

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

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

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

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

“Most of it comes out of the ground with the consistency of cold peanut butter,” observes economist David I. Levine of UC Berkeley.

From Los Angeles Times ● Oct. 6, 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

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

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

“No, not I. What can they do for you? You should not be roving about now; it looks very ill.”

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

Verbs in -i add -ua to the final syllable.

From The Mafulu Mountain People of British New Guinea by Robert Wood Williamson

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

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

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

“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

“Law, my phone was disconnected cause I’s short this month. You talk to Yule May?”

From "The Help" by Kathryn Stockett

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

From Los Angeles Times ● Oct. 23, 2026

Is he living solely off his Social Security?

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

His therapy sessions raised questions like, “What does it mean to take your anger from childhood all the way into adulthood? Is that a kind of cancer?”

From The Wall Street Journal ● Oct. 22, 2026

“Auntie Lou said we were gonna have guests. Is that you?” he asks.

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

“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

It’s just making sure our i’s are dotted and our t’s are crossed.

From The Wall Street Journal ● Mar. 30, 2026

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

"The findings suggest the brain's norepinephrine system is far more like a targeted postal network than a foghorn," said Karel Svoboda, director of Neural Dynamics at the Allen Institute and study co-author.

From Science Daily ● Oct. 23, 2026

“One of the goals of the company is to create a platform for mental healthcare that uses objective imagery to help patients understand why they’re experiencing life the way that they are,” Walke said.

From Science Daily ● Oct. 23, 2026

Although that is much slower than an Olympic swimmer, who can travel up to 65 body lengths per minute, it is comparable to the swimming pace of a cow shark moving leisurely through the ocean.

From Science Daily ● Oct. 23, 2026

Meanwhile, the scientists are expanding their approach to investigate spin defects in silicon, as well as materials used in energy technologies where internal conversion influences how energy is transferred or lost.

From Science Daily ● Oct. 23, 2026

The Philippines is an archipelago in the western Pacific Ocean consisting of more than seven thousand islands, many of them uninhabited.

From "At Last She Stood" by Erin Entrada Kelly

"Now that we know the cause, we can start developing therapeutics."

From Science Daily ● Oct. 23, 2026

“Now that it’s time for the city to essentially uphold its end of the bargain, now that it’s received all the benefits, it’s saying, ‘Well, actually, we consider this agreement void.

From Los Angeles Times ● Oct. 23, 2026

"It is always a moment in the annual calendar where we support Stand Up To Cancer through Gogglebox," Burnham said of the recurring charity special.

From BBC ● 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

That's why we know so much about Phineas.

From "Phineas Gage" by John Fleischman

A will of steel rose within me to get into the best possible shape.

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

“He takes away my blinders and reminds me what the city is looking for.”

From Los Angeles Times ● 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

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

Here, Matt’s friends are bribed into blabbing about his past sins, although the script doesn’t bother to tell us what exactly he’s alleged to have done or whether it’s true.

From Los Angeles Times ● Oct. 23, 2026

"We came up with some unforced handling errors on first. We weren't at such a high completion rate but our skill with the ball let us get away with that," Barrow added.

From BBC ● Oct. 23, 2026

We are informed quite often about what the show is not, initially by Margaret, a delightful little white-haired lady who talks us through the first episode.

From The Wall Street Journal ● Oct. 23, 2026

He gives us a hard stare and curls his lip in disgust.

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

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

The house was likely to become mine by default and nothing else.

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

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 age acceptance pulsed through me, I made my decision: I would go with the meniscus-only option.

From Los Angeles Times ● Oct. 23, 2026

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

From Los Angeles Times ● Oct. 23, 2026

“Let’s have a party for my birthday,” I said.

From Los Angeles Times ● Oct. 23, 2026

But I guess that’s not the way it works in real life, because instead of focusing on the Flash, I find my mind straying back to my mom and grandma again.

From "Split the Sky" by Marie Arnold

“In comparison to that study, our FDA trial reported a 52% reduction in symptoms, so more than a four-fold increase in efficacy,” Won said.

From Science Daily ● Oct. 23, 2026

Li even warned the analysts that “active legal and regulatory matters ... could significantly impact our business and financial results” in the near future.

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

“But we needed to believe in our own belief for quite a long time.”

From The Wall Street Journal ● 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

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

From Barron's ● Oct. 16, 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

“And because nearly 2,000 people are still inside who have not died, and whose lives are still ours to fight for.”

From Los Angeles Times ● Oct. 8, 2026

The FBI is supposed to protect families like ours.

From "South of Somewhere" by Kalena Miller

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Related Words

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

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