tuber


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tuber

 [too´ber]
1. a swelling or protuberance; see also tubercle and tuberosity.
2. the essential lesion of tuberous sclerosis, a pale, firm, nodular glial hamartomatous brain lesion that sometimes becomes calcified; it develops predominantly in the cerebral hemispheres, cerebellum, medulla, and spinal cord.
tuber cine´reum an area of the undersurface of the forebrain to which the stalk of the pituitary gland is attached.

tu·ber

, pl.

tu·ber·a

(tū'bĕr, too'ber-ă),
1. A localized swelling; a knob.
2. A short, fleshy, thick, underground stem of plants, such as the potato.
[L. protuberance, swelling]

tuber

/tu·ber/ (too´ber) pl. tu´bera, tubers   [L.]
1. a swelling or protuberance.
2. the essential lesion of tuberous sclerosis, presenting as a pale, firm, nodular, phakomalike glial hamartomatous brain lesion.

tuber cine´reum  a layer of gray matter forming part of the floor of the third ventricle, to which the infundibulum of the hypothalamus is attached.

tuber

[t(y)o̅o̅′bər]
a knoblike localized swelling.

tuber

An enlarged tip of a rhizome or a fleshy outgrowth, which stores nutrients.

Edible tubers
Stem tubers (potato); tuberous roots (sweet potato, cassava, yam, dahlia).

tu·ber

, pl. tubera (tū'bĕr, -ă)
1. A localized swelling; a knob.
2. A short, fleshy, thick, underground stem of plants, such as the potato.
[L. protuberance, swelling]

tuber

an enlarged underground root or stem containing PARENCHYMA cells packed with STARCH for overwintering. The best known example is the stem tuber of potato which has buds in the axils of tiny leaves (forming the potato ‘eyes’). Root tubers often have a finger-like branched structure, as in the lesser celandine, Ranunculus ficaria.

tuber

1. a swelling or protuberance, especially on a bone.
2. a short, thick, fleshy, underground stem carrying a number of buds each capable of growing into a new plant, e.g. potato. A storage phase of plant growth.

tuber calcaneus, tuber calcis
the point of the hock that serves as the attachment for the gastrocnemius tendon.
tuber cinereum
a mound on the undersurface of the forebrain to which the stalk of the pituitary gland is attached.
tuber coxae, coxal tuber
the point of the hip; the most lateral point of the ilium.
facial tuber
the anterior point on the facial crest, just above the third and fourth cheek teeth of the horse. A homologous point in the cow.
tuber ischii
the caudal point on the floor of the pubis, the tuber ischium or pin bone.
sacral tuber
the most medial prominence on the ilium; above the sacroiliac joint.
tuber scapulae
supraglenoid tubercle.
References in periodicals archive ?
Potato, tapioca, yams and sweet potato are the common tuber crops that can be consumed as staple food by any one instead of rice and wheat or any other cereals and millets.
2005), may be a useful tool to estimate potato tuber sprouting, facilitating post-harvest management.
The genetic diversity of Tuber species was extensively investigated during the last three decades and generally resulted closely linked to species.
7 g large tubers with total tuber weight of 2571 g m-1 and tuber yield of 25.
Even though these varieties exhibit good tuber characteristics, the comprehensive data regarding their processing and quality characteristics under local ecological and storage conditions need to be evaluated.
Disease severity was assessed on a visual disease rating scale 0-5 based on per cent tuber surface showing disease showing disease symptom as described by Ahmad et.
Significant differences were observed between cultivars in emergence percentage, leaf number, tuber number and stem length.
They concluded that drought stress before tuber formation probably enhanced the future delivery of carbon, water, and plant nutrients to tubers instead of to sterns or leaves, and that this response increased under elevated carbon dioxide levels.
This is mainly due to the absence of tuber piece in the plantlet as in the case of conventional planting materials with only 150-200 grams per tuber piece, which serve as food reserve to support growth of the developing sprouts.
They concluded that drought stress before tuber formation probably enhanced the future delivery of carbon, water, and plant nutrients to the tubers instead of to the stems or leaves--and that this response increased under elevated C[O.
1998) who reported that maximum tuber emergence percentage was obtained with the application of balanced nutrients, i.