Definitions

1. noun

A small species of marine fish, genus Chimaeridae, characterized by its long snout and ability to shoot a venomous spine when threatened.

“The diver had to be careful not to disturb the adderfish as it lay on the ocean floor.”

2. noun

A type of venomous marine fish, often confused with the lesser weever.

“The adderfish was mistaken for a lesser weever, but its distinctive pattern revealed its true identity.”