Clues for the word "PROTEUS"

We've had 6 crossword clues used for this word, and seen it 6 times in crosswords. It was last seen in New York Times crossword on August 11, 2012.

Definition of proteus

n. - A sea god in the service of Neptune who assumed different shapes at will. Hence, one who easily changes his appearance or principles.
n. - A genus of aquatic eel-shaped amphibians found in caves in Austria. They have permanent external gills as well as lungs. The eyes are small and the legs are weak.
n. - A changeable protozoan; an amoeba.