lamina

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lam·i·na

 (lăm′ə-nə)
n. pl. lam·i·nae (-nē′) or lam·i·nas
1. A thin plate, sheet, or layer.
2. Botany
a. The expanded area of a leaf or petal; a blade.
b. The bladelike part of a kelp.
3. A thin layer of bone, membrane, or other tissue.
4. Zoology A thin scalelike or platelike structure, as one of the thin layers of sensitive vascular tissue in the hoof of a horse.
5. Cytology A thin layer inside the nuclear membrane of a cell that is composed of a meshlike network of protein fibers.
6. Geology A narrow bed of rock.

[Latin lāmina.]

lam′i·nar, lam′i·nal adj.

lamina

(ˈlæmɪnə)
n, pl -nae (-ˌniː) or -nas
1. a thin plate or layer, esp of bone or mineral
2. (Geological Science) a thin plate or layer, esp of bone or mineral
3. (Anatomy) a thin plate or layer, esp of bone or mineral
4. (Botany) botany the flat blade of a leaf, petal, or thallus
[C17: New Latin, from Latin: thin plate]
ˈlaminar, ˈlaminary, laminose, laminous adj

lam•i•na

(ˈlæm ə nə)

n., pl. -nae (-ˌni)
-nas.
1. a thin plate or layer.
2. a thin layer or coating lying over another, as in certain minerals.
3. the blade or expanded portion of a leaf.
[1650–60; < Latin lāmina]

lam·i·na

(lăm′ə-nə)
1. Botany The expanded area of a leaf or petal; a blade.
2. A thin layer of bone, membrane, or other tissue.
3. Geology A thin layer of sediment.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.lamina - a thin plate or layer (especially of bone or mineral)lamina - a thin plate or layer (especially of bone or mineral)
lamina arcus vertebrae - lamina of the vertebral arch; the flattened posterior part of the vertebral arch from which the spinous process extends
plate - any flat platelike body structure or part

lamina

noun
A thin outer covering of an object:
Translations
lemezlevéllemez
lamina

lam·i·na

n. L. lámina, placa o capa fina;
___ arcus vertebrae___ del arco vertebral;
___ basalis choroidae___ basal de la coroide;
___ limitans anterior corneae___ elástica anterior de la córnea;
___ limitans posterior corneae___ elástica posterior de la córnea;
___ multiform of cerebral cortex___ multiforme de la corteza cerebral.
References in periodicals archive ?
Intimal area was calculated by subtracting the luminal area from the area bounded by internal elastic lamina, and medial area was calculated by subtracting the area within the internal elastic lamina from the area bounded by external elastic lamina, using ZEN software (ZEISS Microsystems).
1,2) The definitive diagnostic test is a temporal artery biopsy that shows granulomatous arteritis with giant cells and destruction of the elastic lamina.
Pathological examination of the lesion revealed vascular structures with thick walls containing no elastic lamina, mature adipose tissue focuses, and fascicles made of intense spindle cells around these structures.
The temporal artery biopsy (TAB) revealed dense mixed inflammatory infiltrate consisting predominantly of lymphocytes and histiocytes involving the tunica adventitia, and the media with an extension into the intima and near complete destruction of external elastic lamina and focal disruption of internal elastic lamina (Figure 2).
Multiple organs are affected, including the skin, eyes, and cardiovascular system, and the pathogenic changes include lax and inelastic skin, angioid streaks in the retina, and mineralization of the internal elastic lamina of midsized arteries, including the cerebral, coronary, gastrointestinal and peripheral vasculature.
The media was defined as 'that part of the vessel wall between internal elastic lamina and external limit of muscle layer.
Under the US FDA's expanded indication, the company's Pantheris may be used by physicians to identify the vessel lumen and wall structures, including intima, internal elastic lamina, media, external elastic lamina and stent struts, as well as vessel morphologies, including calcium, thrombus, fibroatheromas and necrotic cores.
The blood vessels within the tumor showed irregular thickening and lacked elastic lamina.
Specifically, sections of umbilical artery revealed absence of internal elastic lamina.
The internal elastic lamina was fragmented at many locations and appeared in more than one layers.
Fibulin-2 and fibulin-5 cooperatively function to form the internal elastic lamina and protect from vascular injury.