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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

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

In second-quarter earnings released Thursday, Seven & i reported strong profitability in its overseas convenience-store unit, as higher gasoline prices boosted its performance in North America.

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

We lerned learned in science class that anceint ancent ancient people used to beleive that was what life was made of. i guess it makes a little sense.

From "Stella by Starlight" by Sharon M. Draper

Two weeks post-op, I started physical therapy, and as the weeks passed, I felt more and more like myself.

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

The guy I was crushing on helped me to my feet and became my college sweetheart.

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

Her—it’s a pact I understand: Don’t upset Ma.

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

Intelligence however had no-175--vol i- sooner reached the court of the reception afforded to the princess at Ricot, than directions arrived for her immediate removal to Woodstock.

From Memoirs of the Court of Queen Elizabeth by Lucy Aikin

Mary received her in her chamber, to which she had now confined herself in expectation of that joyful-192--vol i- event which was destined never to arrive.

From Memoirs of the Court of Queen Elizabeth by Lucy Aikin

Another time she visited the dissolved priory of St. Mary Spittle in Bishopsgate-street, which was noted for its pulpit-cross,-268--vol i- where, on set days, the lord-mayor and aldermen attended to hear sermons.

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

Dei, i. 22-7.82.This had been suggested by St. Augustine.

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

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

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

“Perhaps I know more of Estella’s history than even you do,” said I. “I know her father too.”

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

Nouns ending in -a, -e, -i, -y, -o, -l, -n, -t, -ar, -ur, -ŭs are Neuter.

From New Latin Grammar by Charles E. (Charles Edwin) Bennett

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

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

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

“I don’t carry beef with people. And I’m not going to get into the history of Doc and I’s relationship right now. And I probably won’t ever. He’s fine in my book.”

From Los Angeles Times ● Oct. 10, 2024

All I'm thinking is how I's the one that set him to dusting.

From "How It Went Down" by Kekla Magoon

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

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

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

“Weren’t you single last month? Is that so hard to remember?”

From "South of Somewhere" by Kalena Miller

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

From Slate ● Oct. 3, 2026

In one of our final negotiation sessions, when we’re supposed to be dotting i’s and crossing t’s, he worries aloud about how these two vastly different companies are going to mesh their different cultures.

From The Wall Street Journal ● Sep. 15, 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

She wrote in big curling script, and she dotted her letter i’s with stars.

From "Hopping Mad (The Hardy Boys: Secret Files, #4)" by Franklin W. Dixon

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

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

According to Silva, medical device development and clinical evaluation can often take around 10 years before clearance is obtained.

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

There is no evidence of her past life as a spy, wife, mother, or leprosy patient.

From "At Last She Stood" by Erin Entrada Kelly

"If we shine a light on just one, only that muscle moves. If shining on both, they both flap."

From Science Daily ● Oct. 23, 2026

With my husband onboard, we chose a venue: the Penthouse, a swanky restaurant atop Santa Monica’s Huntley Hotel.

From Los Angeles Times ● Oct. 23, 2026

Different cultures use different names for the 12 or 13 full Moons across the lunar calendar, but many of the common ones we use today originate from Native American cultures.

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

“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

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

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

To further aid me in my age acceptance campaign, I started to affectionately refer to my birthday as my “Double Nickels.”

From Los Angeles Times ● Oct. 23, 2026

“My husband is also just a really good gut check for me of what matters to the people of Los Angeles versus what matters in the hallways of power,” she said.

From Los Angeles Times ● Oct. 23, 2026

This is the first time Father’s asked me to keep a secret.

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

None of it really makes sense, but none of us really makes sense.

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

“Management’s focus on the bottom line leaves us less confident in a speedy turnaround story.”

From The Wall Street Journal ● Oct. 23, 2026

Neither of us knows what to do next.

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

Coronado’s Curragh mine in Australia achieved its strongest quarter for run-of-mine coal production since 2020, says Jefferies.

From The Wall Street Journal ● Oct. 23, 2026

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

From Los Angeles Times ● Oct. 21, 2026

"But admiring someone does not give you the right to take, to claim as mine texts that are not my own."

From Barron's ● Oct. 21, 2026

I lift my chin to meet his gaze, his face inches from mine.

From "Red Flags and Butterflies" by Sheryl Azzam

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

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

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

Unlike Father, I’ll tell my son about the land rush journey.

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

“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

“With every new store, our goal is to create a welcoming destination.”

From Los Angeles Times ● Oct. 23, 2026

"Our approach is to use the right infrastructure in the right place, drawing on a range of technologies including underground cables, wooden poles and our recently announced lower-profile monopoles."

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

“It might help. I taught Will Sundays when you napped. It was our surprise.”

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

He said he assumed I’d be fine with it since the money was still ours.

From MarketWatch ● Oct. 21, 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

It’s a Monday, but schools and stores are closed for the celebration, so everyone in the neighborhood is heading to the parade—Greek, Armenian, and Muslim families, along with a few Spanish Jewish families like ours.

From "Across So Many Seas" by Ruth Behar

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Related Words

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

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