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polyploidy (n.)
[polyploidy 词源字典]
1922, from German
polyploidie
(1910), from
polyploid
, from Greek
poly-
(see
poly-
) +
-ploid
, from comb. form of
ploos
"fold" (see
fold
(v.)) +
-oid
.
[polyploidy etymology, polyploidy origin, 英语词源]
[polyploidy 词源字典]