Elephantine

[Sarah]

Pertaining to the elephant, or resembling an elephant(commonly, in size); hence, huge; immense; heavy; as, of elephantineproportions; 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., Testudoelephantina, from islands in the Indian Ocean; and T. elephantopus,from the Galapagos Islands.

[Jessica]

A [morbidly-obese] person whose [weight] is equivalent to that of an [elephant].

[Tina]

Of, resembling, or characteristic of an elephant or elephants, especially in being large, clumsy, or awkward.