ISN'T
Meaning of ISN'T in English
transcription, транскрипция: [ ˈi-z ə nt, - ə n, dial also ]
ˈi-d ə n(t) or ˈin(t)
Date: 1608
: is not
Merriam-Webster's Collegiate English vocabulary.
Энциклопедический словарь английского языка Merriam Webster.
2003