El′e‐phan″tine (?), a. [L. elephantinus of ivory, Gr. �: cf. F. éléphantin.] Pertaining to the elephant, or resembling an elephant (commonly, in size); hence, huge; immense; heavy; as, of elephantine proportions; an elephantine step or tread.
Elephantine epoch(Geol.), the epoch distinguished by the existence of large pachyderms. Mantell. — Elephantine tortoise(Zoöl.), a huge land tortoise; esp., Testudo elephantina, from islands in the Indian Ocean; and T. elephantopus, from the Galapagos Islands.