tubercle

tubercle
tubercle (n.) 1570s, from L. tuberculum "a small swelling," dim. of tuber "lump" (see TUBER (Cf. tuber)).

Etymology dictionary. 2014.

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  • 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; the… …   The Collaborative International Dictionary of English

  • tubercle — ► NOUN 1) a small rounded projection or protuberance on a bone or on the surface of an animal or plant. 2) a small rounded swelling in the lungs or other tissues, characteristic of tuberculosis. ORIGIN Latin tuberculum small lump or swelling …   English terms dictionary

  • tubercle — [to͞o′bər kəl, tyo͞o′bər kəl] n. [L tuberculum, dim. of tuber: see TUBER] any small, rounded projection or process; specif., a) Bot. any of the wartlike growths on the roots of some plants b) Anat. a knoblike elevation, as on a bone c) Med. any… …   English World dictionary

  • Tubercle — A small tuber, a small lump or bump. * * * 1. A nodule, especially in an anatomic, not pathologic, sense. 2. A circumscribed, rounded, solid elevation on the skin, mucous membrane, or surface of an organ. 3. A slight …   Medical dictionary

  • Tubercle — A tubercle is generally a wart like projection, but it has slightly different meaning depending on which family of plants or animals it is used to refer to. In the case of certain orchids and cacti, it denotes a round nodule, small eminence, or… …   Wikipedia

  • tubercle — A small round firm swelling or nodule on the surface of carapace or limbs [Ingle, 1983]. Knoblike process; tip usually blunt [Butler, T.H.]. Low protuberance on exoskeleton [Hobbs and Jass, 1988]. (Class Ostracoda): Type of valve sculpture:… …   Crustacea glossary

  • tubercle — n. 1 a small rounded protuberance esp. on a bone. 2 a small rounded swelling on the body or in an organ, esp. a nodular lesion characteristic of tuberculosis in the lungs etc. 3 a small tuber; a wartlike growth. Phrases and idioms: tubercle… …   Useful english dictionary

  • Tubercle bacillus — 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;… …   The Collaborative International Dictionary of English

  • tubercle of Carabelli — tubercle of Ca·ra·bel·li .kä rä bel ē n a fifth cusp sometimes found on the lingual surface of the upper second deciduous molars and the upper first permanent molars Carabelli Georg (1787 1842) Hungarian dentist. Carabelli was a professor of… …   Medical dictionary

  • tubercle bacillus — n a bacterium of the genus Mycobacterium (M. tuberculosis) that causes tuberculosis in humans also a related mycobacterium (M. bovis) that causes tuberculosis in cattle and sometimes humans esp. in underdeveloped countries * * * Mycobacterium… …   Medical dictionary

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