prop. n. A natural family of mollusks including the abalone (Haliotis). Syn. -- family Haliotidae. [ WordNet 1.5 ]
‖prop. n. [ NL., fr. Gr. "a`ls sea + o'y^s, 'wto`s, ear.] (Zool.) A genus of marine shells; the ear-shells. See Abalone. [1913 Webster]