anaconda Meaning, Definition & Usage

  1. noun large arboreal boa of tropical South America
    Eunectes murinus.

WordNet

An`a*con"da noun
Etymology
Of Ceylonese origin?
Definitions
  1. (Zoöl.) A large South American snake of the Boa family (Eunectes murinus), which lives near rivers, and preys on birds and small mammals. The name is also applied to a similar large serpent (Python tigris) of Ceylon.

Webster 1913