Definitions for "Tubercle"
A small knoblike prominence or excrescence, whether natural or morbid; as, a tubercle on a plant; a tubercle on a bone; the tubercles appearing on the body in leprosy.
A small mass or aggregation of morbid matter; especially, the deposit which accompanies scrofula or phthisis. This is composed of a hard, grayish, or yellowish, translucent or opaque matter, which gradually softens, and excites suppuration in its vicinity. It is most frequently found in the lungs, causing consumption.
1.) A small, raised bump on a caterpillar that often bears a spine. 2.)A small, rounded, discrete hump or bump in skin (Peters 1964).
Keywords:  geckos, lizards, sort, scale, raised
a sort of raised and pointed scale: in lizards, usually found only on geckos
Keywords:  rust, corrosion, pit, crust, metal
A protective crust of corrosion products (rust) which builds up over a pit caused by the loss of metal due to corrosion.
A miniature tuber, tuber-like structure or projection.
a soft hardened lump or projection on the surface; usually a modified scale