valve
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valve
(vălv)n.
1.
a. Any of various devices that regulate the flow of gases, liquids, or loose materials through piping or through apertures by opening, closing, or obstructing ports or passageways.
b. The movable control element of such a device.
c. A device in a brass wind instrument that can be opened or closed to change the pitch by altering the length of the air column in the tube.
2. Anatomy A membranous structure in a hollow organ or passage, as in an artery or vein, that folds or closes to prevent the return flow of the body fluid passing through it.
3. Biology
a. A piece of shell covering or enclosing certain mollusks or other invertebrates, especially the single one of a univalve mollusk or one of the paired hinged ones of a bivalve mollusk or brachiopod.
b. One of the two siliceous halves of the cell wall of a diatom.
4. One of the pieces into which a plant part splits at maturity, especially a segment of a fruit capsule or of certain anthers.
5. Chiefly British An electron tube or a vacuum tube.
6. Archaic Either half of a double or folding door.
tr.v. valved, valv·ing, valves
1. To provide with a valve.
2. To control by means of a valve.
valve′less adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
valve
(vælv)n
1. (Mechanical Engineering) any device that shuts off, starts, regulates, or controls the flow of a fluid
2. (Anatomy) anatomy a flaplike structure in a hollow organ, such as the heart, that controls the one-way passage of fluid through that organ
3. (Electronics) Also called: tube or vacuum tube an evacuated electron tube containing a cathode, anode, and, usually, one or more additional control electrodes. When a positive potential is applied to the anode, electrons emitted from the cathode are attracted to the anode, constituting a flow of current which can be controlled by a voltage applied to the grid to produce amplification, oscillation, etc. See also diode2, triode1, tetrode, pentode
4. (Zoology) zoology any of the separable pieces that make up the shell of a mollusc
5. (Music, other) music a device on some brass instruments by which the effective length of the tube may be varied to enable a chromatic scale to be produced
6. (Botany) botany
a. any of the several parts that make up a dry dehiscent fruit, esp a capsule
b. either of the two halves of a diatom cell wall
7. (Architecture) archaic a leaf of a double door or of a folding door
[C14: from Latin valva a folding door]
ˈvalveless adj
ˈvalveˌlike adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
valve
(vælv)n., v. valved, valv•ing. n.
1. any device for halting or controlling the flow of something, as a liquid, through a pipe or other passage.
2. a hinged lid or other movable part that closes or modifies the passage in such a device.
3. a membranous structure that permits the flow of a fluid, as blood, in one direction only.
4. (in brass instruments) a device for changing the length of the air column to alter the pitch of a tone.
5. one of the two or more separable pieces composing certain shells: the valves of a clamshell.
6. Bot.
a. one of the segments into which a fruit capsule dehisces.
b. a flap or lidlike part of certain anthers.
7. Chiefly Brit. vacuum tube.
8. Archaic. one of the leaves of a double or folding door.
v.t. 9. to provide with a valve.
[1350–1400; Middle English < Latin valvae leaves of a door]
valve′less, adj.
valve′like`, adj.
val′vu•lar, val′val, val′var, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
valve
(vălv)1.
a. Any of various mechanical devices that control the flow of liquids, gases, or loose material through pipes or channels by blocking and uncovering openings.
b. The movable part or element of such a device.
2. Any of various structures that prevent the backward flow of a body fluid. Examples include the valves between the chambers of the heart and the valves of the veins.
3. One of the paired hinged shells of certain mollusks, such as clams and oysters.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
valve
(electronic) vacuum tube
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Switch to new thesaurus
| Noun | 1. |  valve - a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through itanatomical structure, bodily structure, body structure, complex body part, structure - a particular complex anatomical part of a living thing; "he has good bone structure" ticker, heart, pump - the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body; "he stood still, his heart thumping wildly" cardiac valve, heart valve - a valve to control one-way flow of blood ileocecal valve - valve between the ileum of the small intestine and the cecum of the large intestine; prevents material from flowing back from the large to the small intestine |
| 2. |  valve - device in a brass wind instrument for varying the length of the air column to alter the pitch of a tonebrass instrument, brass - a wind instrument that consists of a brass tube (usually of variable length) that is blown by means of a cup-shaped or funnel-shaped mouthpiece device - an instrumentality invented for a particular purpose; "the device is small enough to wear on your wrist"; "a device intended to conserve water" | |
| 3. |  valve - control consisting of a mechanical device for controlling the flow of a fluidball valve - any valve that checks flow by the seating of a ball butterfly valve - a valve in a carburetor that consists of a disc that turns and acts as a throttle choke - a valve that controls the flow of air into the carburetor of a gasoline engine clack valve, clapper valve, clack - a simple valve with a hinge on one side; allows fluid to flow in only one direction controller, control - a mechanism that controls the operation of a machine; "the speed controller on his turntable was not working properly"; "I turned the controls over to her" exhaust valve - a valve through which burned gases from a cylinder escape into the exhaust manifold handwheel - control consisting of a wheel whose rim serves as the handle by which a part is operated handwheel - a wheel worked by hand intake valve - a valve that controls the flow of fluid through an intake poppet, poppet valve - a mushroom-shaped valve that rises perpendicularly from its seat; commonly used in internal-combustion engines escape cock, escape valve, relief valve, safety valve, escape - a valve in a container in which pressure can build up (as a steam boiler); it opens automatically when the pressure reaches a dangerous level slide valve - valve that opens and closes a passageway by sliding over a port | |
| 4. | valve - the entire one-piece shell of a snail and certain other molluscs shell - the hard largely calcareous covering of a mollusc or a brachiopod | |
| 5. | valve - one of the paired hinged shells of certain molluscs and of brachiopods shell - the hard largely calcareous covering of a mollusc or a brachiopod |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
صِمامصِمام الراديو او التلفِزْيونصِمام القَلْب
chlopeňventillampa
klapventil
klappventiil
läppäventtiili
rádiócsőszelep
lampilokaloki, ventill
elektroninė lempavožtuvas
elektronu lampavārstsvārstulisventilis
kapakçıkradyo/elektronik lâmbavalfvana
valve
[vælv]A. N (Anat, Mech) → válvula f (Rad, TV) → lámpara f, válvula f (Bot, Zool) → valva f; [of musical instrument] → llave f
B. CPD valve tester N → comprobador m de válvulas
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
valve
[ˈvælv] n (in machine) → soupape f
(on tyre) → valve f
(ANATOMY) (in heart) → valvule f
(in radio) → lampe f
Collins English/French Electronic Resource. © HarperCollins Publishers 2005
valve
n (Anat) → Klappe f; (Tech, on musical instrument) → Ventil nt; (in pipe system) → Absperrhahn m; (Rad, TV) → Röhre f; inlet/outlet valve (Aut) → Einlass-/Auslassventil nt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
valve
(vӕlv) noun1. a device for allowing a liquid or gas to pass through an opening in one direction only.
2. a structure with the same effect in an animal body. Valves in the heart control the flow of blood in the human body.
3. a type of electronic component found in many, especially older, types of television, radio etc.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.
valve
n. válvula, valva, estructura membranosa en un canal u orificio que al cerrarse temporalmente impide el reflujo del contenido que pasa a través de ella;
aortic ___ → ___ aórtica;
aortic-semilunar ___ → ___ aórtica semilunar;
atrioventricular left ___ → ___ auriculoventricular izquierda;
atrioventricular right ___, tricuspid → ___ auriculoventricular derecha, tricúspide;
bicuspid or mitral ___ → ___ bicúspide o mitral;
ileocecal ___ → ___ ileocecal;
pulmonary ___ → ___ pulmonar;
pyloric ___ → ___ pilórica.
English-Spanish Medical Dictionary © Farlex 2012
valve
n válvula; aortic — válvula aórtica; mitral — válvula mitral; pulmonic — válvula pulmonar; pyloric — válvula pilórica; tricuspid — válvula tricúspideEnglish-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.