Par`a*po"di*um (?), n.; pl. Parapodia (#). [NL., fr. Gr. beside + , dim. of foot.] Zool.
One of the lateral appendages of an annelid; -- called also foot tubercle.
⇒ They may serve for locomotion, respiration, and sensation, and often contain spines or setae. When well developed, a dorsal part, or notopodium, and a ventral part, or neuropodium, are distinguished.
© Webster 1913.