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Related to stratum: stratum basale, striatum


 [stra´tum, strat´um] (L.)
a sheetlike mass of tissue; see also lamina and layer.
stratum basa´le the deepest layer of the epidermis, composed of a single layer of basophilic cells. Called also basal layer of epidermis.
stratum cor´neum the outer horny layer of the epidermis, consisting of cells that are dead and desquamating. Called also horny layer.
stratum germinati´vum
1. the stratum basalis and stratum spinosum considered together; called also malpighian layer.
2. the lower layer of the nail, from which the nail grows; called also germinative layer.
stratum granulo´sum the cell layer of the epidermis lying between the stratum lucidum and the stratum spinosum. Called also granular layer.
1. the deep layer of the cortex of the cerebellum.
2. the layer of follicle cells lining the theca of the vesicular ovarian follicle; called also granular layer.
stratum lu´cidum the clear translucent layer of the epidermis, just beneath the stratum corneum. Called also clear layer.
stratum spino´sum the layer of the epidermis between the stratum granulosum and stratum basalis, marked by the presence of prickle cells; called also spinous layer and prickle-cell layer.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


, gen.


, pl.


(strat'ŭm, tă; strā'tŭm; tī), The correct plural of this word is strata, not strati or stratae.
One of the layers of differentiated tissue, the aggregate of which forms any given structure, such as the retina or the skin.
See also: lamina, layer.
[L. sterno, pp. stratus, to spread out, strew, ntr. of pp. as noun, stratum, a bed cover, layer]
Farlex Partner Medical Dictionary © Farlex 2012


(strā′təm, străt′əm)
n. pl. stra·ta (-tə) or stra·tums
Biology A layer of tissue: the epithelial stratum.

stra′tal (strāt′l) adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.


, pl. strata (strā'tŭm, -tă)
One of the layers of differentiated tissue, the aggregate of which forms any given structure, such as the retina or the skin.
See also: lamina, layer
Medical Dictionary for the Health Professions and Nursing © Farlex 2012


, pl. strata (strā'tŭm, -tă)
One of the layers of differentiated tissue, the aggregate of which forms any given structure.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
While Stratum is clear favourite for the 2m2f handicap, Limini is also among the market leaders, as are two of Mullins' other candidates, Low Sun and Uradel - all three featuring around the 12-1 mark.
Now after adding cyclic prefix on each subframe, the two subframes of 1st stratum are ready to be combined with subframes from higher strata.
Imidacloprid treatments impacted walnut husk maggot populations throughout the canopy, as the mean number of larvae in walnuts was significantly lower (F = 68.00; df 3, 24; P < 0.0001) in nuts from the lower stratum of imidacloprid-treated trees compared to untreated controls (Fig.
In which: H is the distance from the top of natural arch to the coal stratum flooring; [h.sub.m] is the thickness of the coal stratum; [l.sub.t] is the inclined length of the working face; ht is the collapsed height of the gob; d is an intermediate variable; [phi] is the internal angle of friction of the rock; [phi] is the collapsing angle of the coal stratum.
As mentioned above and illustrated in Figure 4, the key stratum is fractured after 90 m and 150 m of excavation.
Amanda Allen, 37 from Acrefair has been appointed as a Business Development Manager for Stratum at their new office.
In 2011, the median (gross) income of all households was NIS 13,496, and the middle stratum was defined to include households with monthly incomes of between NIS 10,122 and NIS 16,870.
Gap's own temporary workers will also benefit from Stratum's expertise in lean manufacturing and other areas of best practice.
To develop its human health ingredients, Stratum will select from both internally cultivated ingredient systems, and technology partnerships with third parties to bring innovative, said the company.
We divided households headed by salaried persons into three strata: the middle stratum, consisting of households whose salaried income is between 75% and 125% of the median household income; the top stratum, consisting of households whose income is higher than 125% of the median household income; and the bottom stratum, consisting of households whose income is lower than 75% of the median household income.