adj
unacceptable
uhn-ak-SEHP-tuh-bl
adj
1
Not good enough to be allowed, approved of, or tolerated.
"The manager said the delay in shipping was unacceptable."
"His rude comments were completely unacceptable in a professional setting."
How to Use Unacceptable
Learner’s notesIn plain EnglishSo far below standard, or so inappropriate, that it cannot be permitted or excused.
Common pairings
unacceptable behavior
deem something unacceptable
totally unacceptable
Word Forms
more unacceptable comparative, unacceptables plural, most unacceptable superlative
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The manager said the delay in shipping was _____.
Etymology
From Middle English unacceptabylle, built from un- plus acceptable.