blackworm means an oligochaete, Lumbriculus variegatus, found in shallow water marshes, ponds, and swamps in North America and Europe, feeding on microorganisms and organic material. Lexicurio rates it Sui generis — a strength score of 91 out of 100.
Etymology
From black + worm.
noun
- An oligochaete, Lumbriculus variegatus, found in shallow water marshes, ponds, and swamps in North America and Europe, feeding on microorganisms and organic material.