Word Study
irrecusable
CIDE DICTIONARY
irrecusable, a. [L. irrecusabilis; pref. ir-- not + recusabilis that should be rejected, fr. recusare to reject: cf. F. irrécusable.].
Not liable to exception or rejection. Sir W. Hamilton. [1913 Webster]
OXFORD DICTIONARY
irrecusable, adj. that must be accepted.
Etymology
F irr{eacute}cusable or LL irrecusabilis (as IN-(1), recusare refuse)
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