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isn't

\ˈi-z^ənt, -^ən, dialect also ˈi-d^ən(t) or ˈin(t)\

Definition of ISN'T

: is not

First Known Use of ISN'T

1608

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isn't

isn't

Definition of ISN'T

First Known Use of ISN'T

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isn't

isn't

Definition of ISN'T

First Known Use of ISN'T

Browse

Seen & Heard

Test Your Vocabulary

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The Merriam-Webster

Unabridged Dictionary

Learning English?

We can help.

Our Dictionary,On Your Devices

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Join Us

Bookstore: Digital and Print

Other Merriam-Webster Dictionaries

Our Dictionary,
On Your Devices