any of a family (Haliotidae) of edible gastropod sea mollusks with an oval, somewhat spiral shell perforated near the edge and lined with mother-of-pearl
Calif. MexSp aulón < Costanoan (a Penutian language) aulun
See abalone in American Heritage Dictionary 4
Any of various large edible marine gastropods of the genus Haliotis, having an ear-shaped shell with a row of holes along the outer edge. The colorful pearly interior of the shell is often used for making ornaments. Also called ear shell.