zebra mussel

noun

Definition of zebra mussel

:a chiefly freshwater Eurasian lamellibranch mollusk (Dreissena polymorpha) that was accidentally introduced into the Great Lakes and has spread to other waterways where it colonizes and clogs water intake pipes and competes with native fish for food

Recent Examples of zebra mussel from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'zebra mussel.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of zebra mussel

1883


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