a. (sb.) [ad. late L. testūdināt-us, f. as prec.: see -ATE2 2.]
1. Formed like a testudo; arched, vaulted.
1847. in Webster.
2. Of or pertaining to tortoises.
1850. Broderip, Leaves Note-bk. Nat. (1852), 264. The various modifications of testudinate life.
B. sb. A tortoise.
1880. Libr. Univ. Knowl. (N.Y.), IV. 454. Cope enumerates 13 sea-saurians, 48 testudinates, and 50 sea serpents.
So Testudinated ppl. a. = sense 1 above.
1727. Bailey, vol. II., Testudinated, vaulted, made like the Shell of a Tortoise.
1822. Mrs. E. Nathan, Langreath, II. 267. Smoky ceiling, testudinated with cobwebs.