Dictionary

unaccountable

adjective un·ac·count·able \ˌən-ə-ˈkan-tə-bəl\

: not able to be explained : strange or mysterious

: not required to explain actions or decisions

: not required to be responsible for something

Full Definition of UNACCOUNTABLE

1
:  not to be accounted for :  inexplicable, strange
2
:  not to be called to account :  not responsible
un·ac·count·abil·i·ty \-ˌkan-tə-ˈbi-lə-tē\ noun

Examples of UNACCOUNTABLE

  1. She has shown an unaccountable reluctance to accept their offer.
  2. <the decorator's client has an unaccountable dislike for that color>

First Known Use of UNACCOUNTABLE

1643

Rhymes with UNACCOUNTABLE

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