noun
- segmented worms belonging to the phylum Annelida, characterized by bodies divided into ring-like segments
Usage: biological term; plural form
Examples
- Earthworms are common annelidans found in garden soil.
- Marine annelidans include many species of polychaete worms.
- The biology class studied annelidans to understand segmentation.
- Annelidans play important roles in soil aeration and decomposition.
- Leeches are annelidans that have been used in medical treatments.
- The researcher collected various annelidans from the ocean floor.