Definition of Vascolar
Vas"cu*lar (?), a. [L. vasculum a
small vessel, dim. of vas vessel: cf. F. vasculaire. See
Vase, and cf. Vessel.]
1. (Biol.) (a) Consisting
of, or containing, vessels as an essential part of a structure; full of
vessels; specifically (Bot.), pertaining to, or containing, special
ducts, or tubes, for the circulation of sap. (b)
Operating by means of, or made up of an arrangement of, vessels; as,
the vascular system in animals, including the arteries, veins,
capillaries, lacteals, etc. (c) Of or pertaining
to the vessels of animal and vegetable bodies; as, the vascular
functions.
2. (Bot.) Of or pertaining to the higher
division of plants, that is, the phænogamous plants, all of which are
vascular, in distinction from the cryptogams, which to a large extent are
cellular only.
Vascular plants (Bot.), plants composed in
part of vascular tissue, as all flowering plants and the higher
cryptogamous plants, or those of the class Pteridophyta. Cf.
Cellular plants, Cellular. -- Vascular
system (Bot.), the body of associated ducts and woody
fiber; the fibrovascular part of plants. -- Vascular
tissue (Bot.), vegetable tissue composed partly of
ducts, or sap tubes. -- Water vascular system
(Zoöl.), a system of vessels in annelids, nemerteans, and
many other invertebrates, containing a circulating fluid analogous to
blood, but not of the same composition. In annelids the fluid which they
contain is usually red, but in some it is green, in others yellow, or
whitish.
Vas"cu*lar (?), a. [L. vasculum a
small vessel, dim. of vas vessel: cf. F. vasculaire. See
Vase, and cf. Vessel.]
1. (Biol.) (a) Consisting
of, or containing, vessels as an essential part of a structure; full of
vessels; specifically (Bot.), pertaining to, or containing, special
ducts, or tubes, for the circulation of sap. (b)
Operating by means of, or made up of an arrangement of, vessels; as,
the vascular system in animals, including the arteries, veins,
capillaries, lacteals, etc. (c) Of or pertaining
to the vessels of animal and vegetable bodies; as, the vascular
functions.
2. (Bot.) Of or pertaining to the higher
division of plants, that is, the phænogamous plants, all of which are
vascular, in distinction from the cryptogams, which to a large extent are
cellular only.
Vascular plants (Bot.), plants composed in
part of vascular tissue, as all flowering plants and the higher
cryptogamous plants, or those of the class Pteridophyta. Cf.
Cellular plants, Cellular. -- Vascular
system (Bot.), the body of associated ducts and woody
fiber; the fibrovascular part of plants. -- Vascular
tissue (Bot.), vegetable tissue composed partly of
ducts, or sap tubes. -- Water vascular system
(Zoöl.), a system of vessels in annelids, nemerteans, and
many other invertebrates, containing a circulating fluid analogous to
blood, but not of the same composition. In annelids the fluid which they
contain is usually red, but in some it is green, in others yellow, or
whitish.
- Webster's Unabridged Dictionary (1913)
- (anatomy) Of, pertaining to, or containing vessels that conduct or circulate fluids, such as blood, lymph, or sap, through the body of an animal or plant.
- The Nuttall Encyclopedia
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The correct Spelling of this word is: Vascular
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