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ventless

 - 5 dictionary results

vent

1[vent] ,
–noun
1. an opening, as in a wall, serving as an outlet for air, smoke, fumes, or the like.
2. an opening at the earth's surface from which volcanic material, as lava, steam, or gas, is emitted.
3. Zoology. the anal or excretory opening of animals, esp. of those below mammals, as birds and reptiles.
4. the small opening at the breech of a gun by which fire is communicated to the charge.
5. a means of exit or escape; an outlet, as from confinement.
6. expression; utterance; release: to give vent to one's emotions.
7. Obsolete. the act or fact of venting; emission or discharge.
–verb (used with object)
8. to give free play or expression to (an emotion, passion, etc.): to vent rage.
9. to give public utterance to: to vent one's opinions.
10. to relieve by giving expression to something: He vented his disappointment by criticizing his successor.
11. to release or discharge (liquid, smoke, etc.).
12. to furnish or provide with a vent or vents.
–verb (used without object)
13. to be relieved of pressure or discharged by means of a vent.
14. (of an otter or other animal) to rise to the surface of the water to breathe.

Origin:
1350–1400; (v.) ME venten to furnish (a vessel) with a vent, by aphesis < OF esventer (es- ex- + -venter, v. deriv. of vent < L ventus wind 1 ), in later use deriv. of the E n.; (n.) partly < F vent (< L ventus), partly by aphesis < F évent (OF esvent, deriv. of esventer), partly deriv. of the E v.


ventless, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Word Origin & History

vent  (v.)
1398, "emit from a confined space," probably aphetic of O.Fr. eventer "let out, expose to air," from V.L. *exventare, from L. ex- "out" + ventus "wind" (see wind (n.)). Sense of "express freely" first recorded 1596. The noun meaning "hole, opening, outlet" is first recorded 1570. Meaning "action of venting" is recorded from 1558. Sense of "divulge, publish" (1596) is behind phrase vent one's spleen (see spleen).
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: vent
Pronunciation: 'vent
Function: noun
: an opening for the escape of a gas or liquid or for the relief of pressure; especially : the external opening of the rectum or cloaca : ANUS
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

vent (věnt)
n.
An opening into a cavity or canal, especially one through which contents are discharged.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
vent   (věnt)  Pronunciation Key 
  1. An opening, and the conduit leading to it, in the side or at the top of a volcano, permitting the escape of fumes, a liquid, a gas, or steam.

    1. The excretory opening of the digestive tract in animals such as birds, reptiles, amphibians, and fish. Also called cloaca.

    2. See cloaca.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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