English edit

Etymology edit

From Middle English [Term?], from Old English reġnwyrm, from Proto-Germanic [Term?]. Analysable as rain +‎ worm, because the worm has the habit of surfacing on top of the saturated soil after rainfall. Cognate with Dutch regenworm, Old High German reganwurm, whence German Regenwurm.

Noun edit

rainworm (plural rainworms)

  1. An earthworm.