noun, plural par·a·po·di·a [par-uh–poh-dee-uh] /ˌpær əˈpoʊ di ə/. Zoology.
- one of the unjointed rudimentary limbs or processes of locomotion of many worms, as annelids.
noun plural -dia (-dɪə)
- any of the paired unjointed lateral appendages of polychaete worms, used in locomotion, respiration, etc
- any of various similar appendages of other invertebrates, esp certain molluscs