tubercle

[ too-ber-kuh l, tyoo- ]
/ ˈtu bər kəl, ˈtyu- /

noun

a small rounded projection or excrescence, as on a bone or on the surface of the body.
Pathology.
  1. a small, firm, rounded nodule or swelling.
  2. such a swelling as the characteristic lesion of tuberculosis.
Botany. a tuberlike swelling or nodule.

Origin of tubercle

From the Latin word tūberculum, dating back to 1570–80. See tuber1, -cle1

Words nearby tubercle

tubeless tyre, tubenose, tuber, tuber cinereum, tuber fern, tubercle, tubercle bacillus, tubercle of rib, tubercle of trapezium, tubercula dolorosa, tubercular

Example sentences from the Web for tubercle

British Dictionary definitions for tubercle

tubercle
/ (ˈtjuːbəkəl) /

noun

any small rounded nodule or elevation, esp on the skin, on a bone, or on a plant
any small rounded pathological lesion of the tissues, esp one characteristic of tuberculosis

Word Origin for tubercle

C16: from Latin tūberculum a little swelling, diminutive of tuber

Medical definitions for tubercle

tubercle
[ tōō′bər-kəl ]

n.

An anatomical nodule. tuberculum
A small elevation on the surface of a tooth.
A nodule or swelling, especially a mass of lymphocytes and epithelioid cells forming the characteristic granulomatous lesion of tuberculosis.

Scientific definitions for tubercle

tubercle
[ tōō′bər-kəl ]

A small rounded projection, swelling, or lump, as on the roots of legumes or on bodily tissue, especially the cluster of inflammatory cells that form in the lungs in tuberculosis.