- Pildia
- Pilidium Pi*lid"i*um, n.; pl. {Pildia}. [NL., fr. Gr. ?, dim. of ? a cap.] (Zo["o]l.) The free-swimming, hat-shaped larva of certain nemertean worms. It has no resemblance to its parent, and the young worm develops in its interior. [1913 Webster]
The Collaborative International Dictionary of English. 2000.