noun
: a marine gastropod of Umbracula or a related genus having a large thick foot, small head, and small external shell resembling that of a limpet and only partly covering the body
noun
: a marine gastropod of Umbracula or a related genus having a large thick foot, small head, and small external shell resembling that of a limpet and only partly covering the body
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012