Silkworm - Definition

n 1: the commercially bred hairless white caterpillar of the
domestic silkworm moth which spins a cocoon that can be
processed to yield silk fiber; the principal source of
commercial silk
2: larva of a saturniid moth; spins a large amount of strong
silk in constructing its cocoon [syn: silkworm, giant
silkworm, wild wilkworm]