Rotundo, rotundas, rotundâre. Ci. To make round.Rotundare summã. Hor. To make the counte perfit and ful.Rotundare caput.To grow with a rosid hed as popie doth.
Lewis and Short: Latin dictionary
rŏtundo, āvi, ātum, 1, v. a. [rotundus], to make round, to round off, round (syn. torno). I.Lit. (class.): cum similem universitatis naturae efficere vellet, ad volubilitatem rotundavit, Cic. Univ. 10: tignum ad circinum, Vitr. 10, 11, 1: vasculum in modum papillae, App. M. 11, p. 262, 9: orbem solis (with curvare aequaliter), Vell. 2, 59, 6: se (flamma), Mel. 1, 18, 4.—Mid.: herbae in caulem rotundantur, Plin. 21, 17, 66, 106.—II.Trop., of style, etc., to round off, elaborate, (very rare): elegos acutos ac rotundatos hendecasyllabos elucubrare, rounded, i. e. smooth, polished, Sid. Ep. 8, 4. —Of a sum of money, to make up, complete (cf. corrotundo): mille talenta rotundentur, Hor. Ep. 1, 6, 34.