Meaning

noun any of various edible tropical marine gastropods of the genus Strombus having a brightly-colored spiral shell with large outer lip

originEtymology tree Pre-Greekbor.? Ancient Greek κόγχη (kónkhē)bor. Latin conchabor. English conch Borrowed from Latin concha, borrowed from Ancient Greek κόγχη (kónkhē, “a mussel or cockle; a shell-like cavity”). Doublet of concha.

Etymology from Wiktionary, CC BY-SA 3.0