/ Dictionary / Index T testudo: Meaning and Definition of Find definitions for: tes•tu•do Pronunciation: (te-st'dō, -sty'-), [key] — pl. tes•tu•di•nes (among the ancient Romans) a movable shelter with a strong and usually fireproof arched roof, used for protection of soldiers in siege operations. a shelter formed by overlapping oblong shields, held by soldiers above their heads. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: testudo (Thesaurus) testudinate testy Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language