(chiefly British also mollusc)
Definition of mollusk in English:
An invertebrate of a large phylum that includes snails, slugs, mussels, and octopuses. They have a soft, unsegmented body and live in aquatic or damp habitats, and most kinds have an external calcareous shell.
- Phylum Mollusca: several classes, in particular Gastropoda, Bivalvia, and Cephalopoda
- As gardeners already know, all other slugs and snails (or gastropod mollusks, to the experts) sport a soft and slimy foot.
- The beach sands are dominated by shells of bivalve mollusks, mainly venerids, gastropods, and echinoderms.
- Small fish and a variety of other aquatic creatures, including mollusks and crustaceans, make up the Pigeon Guillemot's diet.
- Example sentences
- The adaptations of gastropods for drilling molluscan prey also increased during the Mesozoic and Cenozoic.
- Four new molluscan species, a bivalve and three gastropods, are named from shallow-marine, lower Upper Cretaceous strata in Oregon.
- Despite their antiquity, living terebratulids are advanced organisms, able to out-perform molluscan bivalves in filter feeding efficiency under certain conditions.
Pronunciation: /məˈləsˌkən/(or molluscan) adjective
Definition of mollusk in:
- British & World English dictionary
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