Lewis & Short

ūnĭ-formis, e, adj. [unus-forma], having only one shape or form, uniform (postAug.): simplex quiddam et uniforme doceri, Tac. Or. 32: facies deorum dearumque, App. M. 11, p. 259, 3: humanum genus, id. Asclep. p. 98, 18: alimonia, Macr. S. 7, 5: institutum, Aur. Vict. Epit. 9 med.
Adv.:
ūnĭformĭter, in one and the same manner, uniformly, App. Asclep. p. 77, 18; Arn. 2, 88.