A lump or bump. The backward protrusion of the heel is called the tuber calcanei or, alternatively, the tuberosity of the calcaneus. Small tubers are a characteristic finding in tuberculosis, and tubers in the brain are seen in tuberous sclerosis.
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1. [TA] A localized swelling; a knob. 2. A short, fleshy, thick, underground stem of plants, such as the potato. [L. protuberance, swelling]
- t. anterius SYN: t. cinereum.
- ashen t. SYN: t. cinereum.
- calcaneal t. SYN: calcaneal tuberosity.
- t. calcanei [TA] SYN: calcaneal tuberosity.
- t. calcis SYN: calcaneal tuberosity.
- t. cinereum [TA] a prominence of the base of the hypothalamus, bordered caudally by the mamillary bodies, rostrally by the optic chiasm, and laterally by the optic tract, extending ventrally into the infundibulum and hypophysial stalk. SYN: ashen t., gray t., t. anterius.
- t. cochleae SYN: promontory of tympanic cavity.
- t. corporis callosi SYN: splenium of corpus callosum.
- t. dorsale SYN: t. vermis.
- eustachian t. a slight projection from the labyrinthine wall of the middle ear below the fenestra vestibuli (ovalis).
- frontal t. [TA] the most prominent portion of the frontal bone on either side. SYN: t. frontale [TA], eminentia frontalis, frontal eminence.
- t. frontale [TA] SYN: frontal t..
- gray t. SYN: t. cinereum.
- t. ischiadicum [TA] SYN: ischial tuberosity.
- t. of ischium SYN: ischial tuberosity.
- t. maxillae [TA] SYN: maxillary tuberosity.
- omental t. SYN: omental eminence of pancreas.
- t. omentale hepatis [TA] SYN: omental tuberosity of liver.
- t. omentale pancreatis [TA] SYN: omental eminence of pancreas.
- parietal t. [TA] a prominent portion of the parietal bone, a little above the center of its external surface, usually corresponding to the point of maximum width of the head. SYN: t. parietale [TA], eminentia parietalis, parietal eminence.
- t. parietale [TA] SYN: parietal t..
- t. radii SYN: radial tuberosity.
- t. valvulae SYN: t. vermis.
- t. of vermis SYN: t. vermis.
- t. vermis the posterior division of the inferior vermis of the cerebellum located between the folium and the pyramis. SYN: t. dorsale, t. of vermis, t. valvulae.
- t. zygomaticum SYN: articular tubercle of temporal bone.

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tu·ber 't(y)ü-bər n an anatomical prominence: TUBEROSITY

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(in anatomy) a thickened or swollen part. The tuber cinereum is a part of the brain situated at the base of the hypothalamus, connected to the stalk of the pituitary gland.

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tu·ber (tooґbər) pl. tubers or tuґbera [L.] 1. [TA] a swelling or protuberance. Called also tuberosity. 2. the essential lesion of tuberous sclerosis, presenting as a pale, firm, nodular phakomalike glial hamartomatous brain lesion that sometimes becomes calcified, which develops predominantly in the cerebral hemispheres, cerebellum, medulla oblongata, and spinal cord.

Medical dictionary. 2011.

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  • tuber — [ tybe ] v. tr. <conjug. : 1> • fer tubé 1489; repris 1842; de tube ♦ Techn. Garnir de tubes (un trou de sonde). ♢ Poser des tubes d acier vissés les uns à la suite des autres au moyen de filetages coniques, lors du forage de (un puits de… …   Encyclopédie Universelle

  • tuber — TÚBER s.m. (anat.) Porţiune îngroşată a unui organ. [< it. tubero, lat. tuber – umflătură]. Trimis de LauraGellner, 23.10.2005. Sursa: DN  TÚBER1 s. m. 1. (anat.) porţiune îngroşată a unui organ. 2. tubercul1 (1). (< it. tubero …   Dicționar Român

  • TUBER — a Graeco τύφαρ, quod est, τύφος, seu ἔπαρσις, tumor, non dicitur nisi de rotundo et globoso, et proprie quidem notat tumorem vel abscessum corporis, qui in rotundum erumpit, Graecis φῦμα, φλύκταινα, ὐπόςτημα, τύλος. Inde ad fetum illum terrae… …   Hofmann J. Lexicon universale

  • tuber — (n.) thick underground stem, 1660s, from L. tuber lump, bump, perhaps related to tumere to swell (see THIGH (Cf. thigh)) …   Etymology dictionary

  • tuber — túber m DEFINICIJA 1. bot. a. v. gomolj b. v. tartuf 2. a. anat. velika kvrga koja nastaje na mjestu gdje se jedan mišić ili više snažnih mišića hvataju tetivnim nitima za kost b. pat. upalni čvorić koji se raspada i ostavlja ožiljak ETIMOLOGIJA… …   Hrvatski jezični portal

  • tuber — tuber; para·tuber·culous; …   English syllables

  • tuber — [to͞o′bər, tyo͞o′bər] n. [L, lit., a swelling, knob, truffle < IE * teubh < base * tēu , to swell > THUMB, L tumere, to swell] 1. a short, thickened, fleshy part of an underground stem, as a potato: new plants develop from the buds, or… …   English World dictionary

  • Tuber — Tu ber, n.[L., a hump. knob; probably akin to tumere to swell. Cf. {Tumid}.] 1. (Bot.) (a) A fleshy, rounded stem or root, usually containing starchy matter, as the potato or arrowroot; a thickened root stock. See Illust. of {Tuberous}. (b) A… …   The Collaborative International Dictionary of English

  • Tuber [1] — Tuber, 1) (Bot.), Knollen; 2) (Tuberositas, Protuberantia, Tuberculum), rauhe, meist Muskeln zur Anlage dienende Erhöhung einzelner Stellen eines Knochens …   Pierer's Universal-Lexikon

  • Tuber [2] — Tuber (T. Mich.), Pilzgattung aus der Familie der Gasteromycetes Tuberacei Tuberei. Merkwürdige Arten: T. cibarium (Leckertrüffel), s. Trüffel; T. albidum Fr. (Weiße Trüffel), kleiner, weniger geschmack u. geruchvoll als die Leckertrüffel, außen… …   Pierer's Universal-Lexikon

  • Tuber — (lat.), Höcker; T. frontale, Stirnhöcker. In der Botanik soviel wie Knolle, z. B. T. (Radix) Aconiti, Akonitknolle; T. (Radix) Jalappae, Jalappenknolle; T. (Radix) Salep, Salepknolle; auch Pilzgattung, s. Trüffel …   Meyers Großes Konversations-Lexikon

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