excrescence
131Mazer — Maz er, n. [OE. maser, akin to OD. maser an excrescence on a maple tree, OHG. masar, G. maser spot, Icel. m[ o]surr maple.] A large drinking bowl; originally made of maple. [Obs.] [1913 Webster] Their brimful mazers to the feasting bring. Drayton …
132Mycobacterium tuberculosis — Tubercle Tu ber*cle, n. [L. tuberculum, dim. of tuber: cf. F. tubercule, OF. also tubercle. See {Tuber}.] [1913 Webster] 1. A small knoblike prominence or excrescence, whether natural or morbid; as, a tubercle on a plant; a tubercle on a bone;… …