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quintuple (adj.)
[quintuple 词源字典]
1560s, from French
quintuple
(15c.), from Late Latin
quintuplex
, from Latin
quintus
"fifth" (related to
quinque
"five;" see
quinque-
) on model of
quadruple
. Related:
Quintuplicate
.
[quintuple etymology, quintuple origin, 英语词源]
quintuple (v.)
1630s, from
quintuple
(adj.) or from French
quintupler
(v.). Related:
Quintupled
;
quintupling
.