"unacceptable" in the adjective sense
1. unacceptable
not adequate to give satisfaction
"the coach told his players that defeat was unacceptable"
2. unacceptable
not acceptable not welcome
"a word unacceptable in polite society"
"an unacceptable violation of personal freedom"
3. impossible, unacceptable
used of persons or their behavior) not acceptable or reasonable
"impossible behavior"
4. unacceptable, unaccepted
not conforming to standard usage `You can access your cash at any of 300 automatic tellers'"
"the following use of `access' was judged unacceptable by a panel of linguists
Source: WordNet® (An amazing lexical database of English)
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