earthworm

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Related to Tiger worm: red worm, Eisenia fetida

earthworm

(ûrth′wûrm′)
n.
Any of various terrestrial annelid worms of the class Oligochaeta, especially those of the family Lumbricidae, that burrow into and help aerate and enrich soil.

earthworm

any ANNELID of the order Oligochaeta.

earthworm

the common oligochete worm of the genera Lumbricus, Allobophora, Eisenia etc.; they act as intermediate hosts for a number of internal parasites of livestock, and are reputed to bring anthrax spores to the surface and precipitate an outbreak of the disease.
References in periodicals archive ?
n Some natural composters, for example, worms, preferably of the Tiger worms variety.
It recycles its bottles, paper and cans, uses solid ink cartridges and any food waste is put into the company's own wormery, to be digested by tiger worms.
The 'Can-O-Worms' indoor waste disposal kit is designed to allow up to 20,000 wriggling three-inch- long tiger worms to chew up kitchen scraps and garden waste.