Giant Serpentine Beast in the Harry Potter Series

This page is the CodyCross answer for the clue below from Rainforest, Group 1220, Puzzle 3 (Poinsettias).

Question is: Giant Serpentine Beast in the Harry Potter Series

and the answer is: BASILISK

Word Meaning:

BASILISK — (mythology) A mythical snake-like dragon, so venomous that even its gaze is deadly.

Definitions from Wiktionary.