isn't

contraction

ˈi-zᵊnt How to pronounce isn't (audio)
-ᵊn,
 dialectal also  ˈi-dᵊn(t),
 or  ˈin(t)
: is not

Word History

First Known Use

1608, in the meaning defined above

Time Traveler
The first known use of isn't was in 1608

Dictionary Entries Near isn't

Cite this Entry

“Isn't.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/isn%27t. Accessed 21 May. 2024.

Kids Definition

isn't

: is not

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