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• is
  is

  verb

  3rd person singular present indicative of be.
• IS
  IS

  abbreviation

  information security.
• is-
  is-

  variant of iso- before a vowel.
• is.
  is.

  abbreviation

  island.
• Is.
  Is.

  abbreviation

  Isaiah.

is

¹ American  

[iz] / ɪz /

verb

1. 3rd person singular present indicative of be.

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idioms

1. as is. as.

IS ² American  

abbreviation

1. information security.

2. Islamic State. See ISIS.

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is- ³ American  

1. variant of iso- before a vowel.

   isallobar.

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is. ⁴ American  

abbreviation

1. island.

2. isle.

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Is. ⁵ American  

abbreviation

1. Isaiah.

2. island.

3. isle.

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Is. ¹ British  

abbreviation

1. Also: Isa.  Bible Isaiah

2. Island(s) or Isle(s)

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IS ² British  

abbreviation

1. Iceland (international car registration)

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is ³ British  

/ ɪz /

verb

1. a form of the present tense (indicative mood) of be 1

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is ⁴ British  

abbreviation

1. Iceland

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is- ⁵ British  

combining form

1. variant of iso-

   isentropic

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Etymology

Origin of is

First recorded before 900; Middle English, Old English; cognate with Dutch is, Old Norse es, er, German, Gothic ist, Latin est, Greek estí, Old Church Slavonic jestĭ, Sanskrit asti

Example Sentences

"It feels more luxurious, it feels bigger and larger, but also more heartfelt. I don't know how to describe it. It just feels more Rivals, if that's possible. Is that a phrase?"

From BBC • May 13, 2026

Is this an elaborate way to lean into the show’s premise?

From Los Angeles Times • May 13, 2026

Is the man preaching salvation on the subway a predator?

From The Wall Street Journal • May 12, 2026

Is it the tone of these threats, the nature of the threats?

From Slate • May 12, 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