ASCARID

noun Etymology: ultimately from Late Latin ~-, ascaris intestinal worm, from Greek askarid-, askaris, probably by back-formation from askarizein to jump, throb, alteration of skarizein, from skairein to gambol Date: 14th century any of a family (Ascaridae) of nematode worms that includes the common roundworm ( Ascaris lumbricoides ) parasitic in the human intestine