earthworm

Meanings

1. 1
   noun

   a segmented worm that lives in soil, where its burrowing helps mix and aerate the ground

   An earthworm disappeared into the damp soil beneath the leaves.

Inherited from Middle English erthe-worm, from Old English eorthwyrm, a compound of earth + worm. The name distinguishes the familiar soil-dwelling annelid from worms associated with water, plants, or the body.

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