sea mouse

noun
  1. any of several large, marine annelids of the genus Aphrodite and related genera, having a covering of long, fine, hairlike setae.

Origin of sea mouse

First recorded in 1510–20
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British Dictionary definitions for sea mouse

sea mouse

noun
  1. any of several large polychaete worms of the genus Aphrodite and related genera, having a broad flattened body covered dorsally with a dense mat of iridescent hairlike chaetae

Word Origin for sea mouse

C16: so called because of its appearance
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