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Velum - Dictionary Definition and Overview |
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Velum : (noun)
1: membrane of the young sporophore of various mushrooms
extending from the margin of the cap to the stem and is
ruptured by growth; represented in mature mushroom by an
annulus around the stem and sometimes a cortina on the
margin of the cap [syn: partial veil]
2: membrane initially completely investing the young sporophore
of various mushrooms that is ruptured by growth;
represented in the mature mushroom by a volva around lower
part of stem and scales on upper surface of the cap [syn:
universal veil]
3: a muscular flap that closes off the nasopharynx during
swallowing or speaking [syn: soft palate]
Based on WordNet 2.0
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Veil \Veil\ (v[=a]l), n. [OE. veile, OF. veile, F. voile, L.
Velum : a sail, covering, curtain, veil, probably fr. vehere to
bear, carry, and thus originally, that which bears the ship
on. See Vehicle, and cf. Reveal.] [Written also vail.]
1. Something hung up, or spread out, to intercept the view,
and hide an object; a cover; a curtain; esp., a screen,
usually of gauze, crape, or similar diaphnous material, to
hide or protect the face.
The veil of the temple was rent in twain. --Matt.
xxvii. 51.
She, as a veil down to the slender waist, Her
unadorn['e]d golden tresses wore. --Milton.
2. A cover; disguise; a mask; a pretense.
[I will] pluck the borrowed veil of modesty from the
so seeming Mistress Page. --Shak.
3. (Bot.)
(a) The calyptra of mosses.
(b) A membrane connecting the margin of the pileus of a
mushroom with the stalk; -- called also velum.
4. (Eccl.) A covering for a person or thing; as, a nun's
veil; a paten veil; an altar veil.
5. (Zo["o]l.) Same as Velum, 3.
To take the veil (Eccl.), to receive or be covered with, a
veil, as a nun, in token of retirement from the world; to
become a nun.
Based on Webster's Revised Unabridged Dictionary
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Velum : \Ve"lum\, n.; pl. Vela. [L., an awning, a veil. See
Veil.]
1. (Anat.) Curtain or covering; -- applied to various
membranous partitions, especially to the soft palate. See
under Palate.
2. (Bot.)
(a) See Veil, n., 3
(b) .
(b) A thin membrane surrounding the sporocarps of
quillworts Isoetes).
3. (Zo["o]l.) A veil-like organ or part. Especially:
(a) The circular membrane that partially incloses the
space beneath the umbrella of hydroid medus[ae].
(b) A delicate funnel-like membrane around the flagellum
of certain Infusoria. See Illust. a of Protozoa.
Based on Webster's Revised Unabridged Dictionary (1913)
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