'edaphosaurus' definitions:
Definition of 'edaphosaurus'
(from WordNet)
noun
Heavy-bodied reptile with a dorsal sail or crest; of the late Paleozoic
Definition of 'edaphosaurus'
From: GCIDE
- edaphosaurus \edaphosaurus\ n. an extinct heavy-bodied reptile of the late Paleozoic having a dorsal sail or crest. [WordNet 1.5]