Meaning & use
unacceptable
Not satisfactory or allowable; unable to be accepted or tolerated.
See it in a sentence
Speaking to colleagues in that tone is unacceptable in any professional workplace.
The landlord called the state of the apartment unacceptable and demanded immediate repairs.
A note on using this word
Unacceptable is often followed by 'to' (unacceptable to management) rather than 'for', which learners sometimes use by mistake.
Words with a similar meaning
intolerableunsatisfactoryinadmissible
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Words with an opposite meaning
acceptablesatisfactory
Make it your own
Write a sentence using “unacceptable”, then compare your use with the examples above.
Your draft stays on this page and is not sent anywhere.