UMBO

(Lat.), n. U3mb(u<mb)'o. Fr., mamelon (3d def.). Ger., Stippe, Buckel (3d def.). Lit., a bo (as of a shield). 1. In dermatology, see STIGMA (2d def.). 2. In botany, a protuberance with a A, ape; Aa, at: A, ah; A, all; Ch. chin; Cha, loch (Scottish); [s. 670]