Earthworm

имя существительное [зоология] земляной червь, дождевой червь ([латинский язык] Lumbricus)

Большой англо-русский словарь

Earthworm

noun a terrestrial annelid worm (class Oligochaeta); especially any of a family (Lumbricidae) of numerous widely distributed hermaphroditic worms that move through the soil by means of setae and feed on decaying organic matter

Merriam-Webster's Collegiate Dictionary