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 ?
In both studies, 11-day drought cycles were applied before tuber formation and again 10 days after tuber formation began.
New research shows that potatoes--often cultivated as a rainfed crop with little or no irrigation--are still the go-to tuber when times get tough.
Spores flow about in the air, usually coming from old tubers left in the soil which haven't been harvested from the previous year because they've been missed.
Fill the containers with four inches of a good quality multipurpose or vegetable compost and then evenly space out three tubers on the surface.
Payton reported that N fertilizer increased plant dry matter and N concentration in tissues and that N uptake in tubers increased with the increase in N application [9].
Too much compost will encourage lots of dark green foliage at the expense of the tubers underneath.
Dig organic matter into the top 30cm of soil where you haven't grown potatoes for three or four years and plant the tubers four to six inches deep, keeping them well watered but not waterlogged.
Bury the tubers in a pot or bed next May for plants to appear.
When dark green shoots appear on the tubers in four to six weeks, plant in well-prepared ground, enhanced with compost or well-rotted manure.
Researchers at Cornell University, as well as the University of Goettingen and National University of Colombia, have found that when the spit of the tuber moth caterpillar gets into a tuber, all the other tubers of the plant grow bigger.
Tall Tine Tubers will be available for planting in the summer of 2010.