unacceptable
/ʌnˈæk.sɛp.tə.bəl/adjective★Intermediate
general
Not satisfactory or adequate; failing to meet standards or expectations.
His behavior was unacceptable in a professional setting.
His actions were inappropriate and not acceptable in the workplace.
The restaurant's hygiene standards were unacceptable.
The cleanliness of the restaurant did not meet acceptable levels.
💡
Often used to express strong disapproval or dissatisfaction with something.
Collocations
unacceptable behavioractions that are inappropriate or offensiveunacceptable conditionssituations that are not tolerable
Synonyms
Antonyms
💡Pro Tip
Usage Tip
Use 'unacceptable' to emphasize that something is not good enough or appropriate.
📖Word Origin
From Middle English 'unacceptable', from 'un-' (not) + 'acceptable' (able to be accepted).
📝Usage Notes
The word is often used to express strong disapproval or to indicate that something does not meet required standards.
Word Breakdown
un-
not
prefixacceptable
able to be accepted
rootEnglish Dictionary