Learn how to say Eunectes correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word anaconda:
a semiaquatic snake of the boa family which may grow to a great size, native to tropical South America.
Genus Eunectes, family Boidae: several species
mid 18th century (originally denoting a kind of Sri Lankan snake): unexplained alteration of Latin anacandaia ‘python’, from Sinhalese henakaňdayā ‘whip snake’, from hena ‘lightning’ + kaňda ‘stem’