Mollusc

Mollusk , mol′usk, n. one of the Mollusca , a large division of invertebrate animals—bivalves or Lamellibranchs, snails or Gasteropods, and cuttlefish or Cephalopods:— pl. Moll′uscs , Moll′usks , or Mollus′ca .— n. Mollus′can , a mollusc.— adjs. Mollus′can , Mollus′coid , Mollus′cous . [Fr.,—L. mollusc us , softish— moll is , soft.]