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irrefutable (adj.)
[irrefutable 词源字典]
1610s, from Latin
irrefutabilis
"irrefutable," from assimilated form of
in-
"not, opposite of" (see
in-
(1)) +
refutabilis
, from
refutare
(see
refute
). Related:
Irrefutably
;
irrefutability
.
[irrefutable etymology, irrefutable origin, 英语词源]