noun plural

Mol·​lus·​ca mə-ˈləs-kə How to pronounce Mollusca (audio)
: a large phylum of invertebrate animals (as snails, clams, and mussels) that have a soft unsegmented body lacking segmented appendages and commonly protected by a calcareous shell

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Cite this Entry

“Mollusca.” Medical Dictionary, Merriam-Webster, Accessed 28 May. 2024.

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