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| the offspring of a zebra and a donkey. |
| a gadget; dingus; thingumbob. |
| mollusk or mollusc (mŏl'əsk) Pronunciation Key
Any of numerous invertebrate animals of the phylum Mollusca, usually living in water and often having a hard outer shell. They have a muscular foot, a well-developed circulatory and nervous system, and often complex eyes. Mollusks include gastropods (snails and shellfish), slugs, octopuses, squids, and the extinct ammonites. Mollusks appear in the fossil record in the early Cambrian Period, but it is not known from what group they evolved. |
A phylum of invertebrates with soft bodies and muscular feet. Some mollusks also have hard shells. Oysters, clams, snails, slugs, octopuses, and squid are mollusks.