Tubercle

Tu′ber-cle

,

Noun.

[L.

tuberculum

, dim. of

tuber

: cf. F.

tubercule

, OF. also

tubercle

. See

Tuber

.]

1.

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.

2.

(Med.)

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.

Tubercle

TU'BERCLE

, n.[L. tuberculum, from tuber, a bunch.]

1.

A pimple; a small push, swelling or tumor on animal bodies.

2.

A little knob, like a pimple, on plants; a little knob or rough point on the leaves of some lichens, supposed to be the fructification.

tubercle

English

Noun

tubercle ‎(plural tubercles)

(anatomy) A round nodule, small eminence, or warty outgrowth, especially those found on bones for the attachment of a muscle or ligament or small elevations on the surface of a tooth.
(botany) A small rounded wartlike protuberance of the roots of some leguminous plants; the lip of certain orchids, cacti.
(pathology) A small rounded nodule forming the characteristic lesion of tuberculosis.