Longman Dictionary of Contemporary English homepage

acceptable

adjective
     
ac‧cept‧a‧ble S3 W3
1 good enough to be used for a particular purpose or to be considered satisfactory
acceptable to
an agreement which is acceptable to all sides
Students who achieve an acceptable standard will progress to degree studies.
How do we reach an acceptable level of data security?
2 acceptable behaviour is considered to be morally or socially good enough:
Alcohol is not an acceptable way out of your problems.
Here, the students set the standards for acceptable behaviour.
acceptable (for somebody) to do something
It is not socially acceptable for parents to leave children unattended at that age.
It is perfectly acceptable to sample the food before you buy.
acceptably adverb
acceptability noun [uncountable]

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