- annelid, annelidan - relating to or belonging to or characteristic of any worms of the phylum Annelida
- annelid, annelid worm, segmented worm - worms with cylindrical bodies segmented both internally and externally
--1 is a kind of worm
--1 is a member of Annelida, phylum Annelida
--1 has particulars:archiannelid; oligochaete, oligochaete worm; polychaete, polychete, polychaete worm, polychete worm; leech, bloodsucker, hirudinean