Definition of edaphosaurian in English:

edaphosaurian

adjective

See edaphosaur

‘The skull is edaphosaurian in its general outline and in its small size in proportion to allover body size.’
  • ‘The first herbivorous land vertebrates were large (3 to 4 m long) diadectid brachiosaur amphibians and edaphosaurian pelycosaur reptiles.’