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

Incumbent Jose Maria Balcazar, interim president for less than two months, is barred from running.

From Barron's • Apr. 12, 2026

Iran is thought to have thousands of mines, and they can be laid from fishing vessels or other small craft, said Long, the former British navy official.

From The Wall Street Journal • Apr. 12, 2026

This is Fujimori's fourth tilt at the presidency.

From Barron's • Apr. 12, 2026

A ridge of high pressure has already moved east, and now a storm system is arriving in the area.

From Los Angeles Times • Apr. 11, 2026

The powder is residue from a century of grinding corn into flour against the heavy volcanic rock.

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