a semiaquatic snake of the boa family which may grow to a great size, native to tropical South America 水蚺,森蚺
Genus Eunectes, family Boidae: several species, in particular the green anaconda (E. murinus) 水蚺属,蟒科:数种,尤指水蚺(拉丁名E. murinus)
语源
mid 18th cent. (originally denoting a kind of Sri Lankan snake): unexplained alteration of Latin anacandaia 'python', from Sinhalese henakaňdayā 'whip snake', from hena 'lightning' + kaňda 'stem'