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earthworm

Syllabification: earth·worm
Pronunciation: /ˈərTHˌwərm
 
/

Definition of earthworm in English:

noun

A burrowing annelid worm that lives in the soil. Earthworms play an important role in aerating and draining the soil and in burying organic matter.
  • Family Lumbricidae, class Oligochaeta: Lumbricus, Allolobophora, and other genera
Example sentences
  • Centipedes are predatory, feeding on soil invertebrates such as earthworms and terrestrial insects.
  • Soils may harbor 50 to 500 earthworms per square meter; they keep soils aerated, and their castings fertilize the soil.
  • The burrowing activities of earthworms increase the soil horizons most conducive to worm health and growth rate.

Definition of earthworm in:

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