worm . ( Of the lat. ) vulg. ( lumbrix, - icis ). 1. f. worm of the class of the annelids, of white or reddish, body soft, cylindrical, pointed at the end where is the mouth, rounded on the opposite, of about three decimetres of long and six to seven millimetres in diameter, and consists of more than 100 rings, each of which is at the bottom several short hairsrigid and somewhat curved, serving the animal to walk. It lives in humid areas and helps the formation of the mulch, partially transforming the Earth swallows to feed, and ejects shortly after. worm intestinal. 1. f. worm of the class of the Nematelmintos, in form of worm, which lives parasite in the intestines of humans and some animals. worm lonely. 1. f. had (? cestodo worm).