ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷ noun
Etymology: surgeon + fish; from the lancelike spines suggesting a surgeon's instruments
: any of numerous spiny-finned fishes of the family Teuthididae that are related to the Moorish idols but are usually less conspicuously colored and have a more elongate body, bear on each side near the base of the tail one or more movable lancelike spines, and occur in most warm seas especially in the East Indies — called also tang