/ Dictionary / Index T testudinate: Meaning and Definition of Find definitions for: tes•tu•di•nate Pronunciation: (te-std'n-it, -āt", -styd'-), [key] — adj. formed like the carapace of a tortoise; arched; vaulted. chelonian. —n. a turtle. any member of the order Testudines, comprising turtles, tortoises, and terrapins. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. testudinal testudo Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language