Definition of Valve. Meaning of Valve. Synonyms of Valve
Here you will find one or more explanations in English for the word Valve. Also in the bottom left of the page several parts of wikipedia pages related to the word Valve and, of course, Valve synonyms and on the right images related to the word Valve.
Definition of Valve
ValveValve Valve, n. [L. valva the leaf, fold, or valve of a door:
cf. F. valve.]
1. A door; especially, one of a pair of folding doors, or one
of the leaves of such a door.
Swift through the valves the visionary fair
Heavily closed, . . . the valves of the barn doors.
2. A lid, plug, or cover, applied to an aperture so that by
its movement, as by swinging, lifting and falling,
sliding, turning, or the like, it will open or close the
aperture to permit or prevent passage, as of a fluid.
Note: A valve may act automatically so as to be opened by the
effort of a fluid to pass in one direction, and closed
by the effort to pass in the other direction, as a
clack valve; or it may be opened or closed by hand or
by mechanism, as a screw valve, or a slide valve.
3. (Anat.) One or more membranous partitions, flaps, or
folds, which permit the passage of the contents of a
vessel or cavity in one direction, but stop or retard the
flow in the opposite direction; as, the ileocolic, mitral,
and semilunar valves.
(a) One of the pieces into which a capsule naturally
separates when it bursts.
(b) One of the two similar portions of the shell of a
(c) A small portion of certain anthers, which opens like a
trapdoor to allow the pollen to escape, as in the
5. (Zo["o]l.) One of the pieces or divisions of bivalve or
Air valve, Ball valve, Check valve, etc. See under
Air. Ball, Check, etc.
Double-beat valve, a kind of balance valve usually
consisting of a movable, open-ended, turban-shaped shell
provided with two faces of nearly equal diameters, one
above another, which rest upon two corresponding seats
when the valve is closed.
(a) A balance valve. See under Balance.
(b) A valve for permitting air, steam, water, etc., to
pass into or out of a chamber so as to establish or
maintain equal pressure within and without.
Valve chest (Mach.), a chamber in which a valve works;
especially (Steam Engine), the steam chest; -- called in
England valve box, and valve casing. See Steam
chest, under Steam.
Valve face (Mach.), that part of the surface of a valve
which comes in contact with the valve seat.
Valve gear, or Valve motion (Steam Engine), the system of
parts by which motion is given to the valve or valves for
the distribution of steam in the cylinder. For an
illustration of one form of valve gear, see Link motion.
Valve seat. (Mach.)
(a) The fixed surface on which a valve rests or against
which it presses.
(b) A part or piece on which such a surface is formed.
Valve stem (Mach.), a rod attached to a valve, for moving
Valve yoke (Mach.), a strap embracing a slide valve and
connecting it to the valve stem.
Meaning of Valve from wikipedia
- A valve
is a device
that regulates, directs
the flow of a fluid
(gases, liquids, fluidized
solids, or slurries) by opening, closing, or partially...
- Valve Corporation
is an American video
game developer, publisher
and digital distribution company headquartered
in Bellevue, Washington. It is the developer...
- A heart valve normally allows blood
to flow in only one direction through
the heart. The four valves
are commonly represented
in a mammalian heart
- platform developed
by Valve Corporation
and playing video
was first released
in 2003 as a way for Valve
- A solenoid valve
is an electromechanical device
uses an electric current
a magnetic field
and thereby operate
- the aorta
begins), such that problems
result. It may occur
at the aortic valve
as well as above
this level. It typically
- Mitral valve prolapse
(MVP; a.k.a. floppy mitral valve
syndrome, systolic click murmur syndrome
or billowing mitral
leaflet) is a valvular heart
- The aortic valve
is a valve
in the human heart between
the left ventricle
and the aorta. It is one of the two semilunar valves
of the heart, the other...
- A check valve
, clack valve
, non-return valve
, reflux valve
, retention valve
or one-way valve
is a valve
that normally allows fluid
(liquid or gas) to...
- A relief valve
or pressure relief valve
(PRV) is a type of safety valve
used to control
in a system; pressure might otherwise
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