Word Meanings - VACUUM - Book Publishers vocabulary database

A space entirely devoid of matter (called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the interior of a closed vessel, which has been exhausted to a high or the highest degree by an air pump or other

Additional info about word: VACUUM

A space entirely devoid of matter (called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the interior of a closed vessel, which has been exhausted to a high or the highest degree by an air pump or other artificial means; as, water boils at a reduced temperature in a vacuum. 2. The condition of rarefaction, or reduction of pressure below that of the atmosphere, in a vessel, as the condenser of a steam engine, which is nearly exhausted of air or steam, etc.; as, a vacuum of 26 inches of mercury, or 13 pounds per square inch. Vacuum brake, a kind of continuous brake operated by exhausting the air from some appliance under each car, and so causing the pressure of the atmosphere to apply the brakes. -- Vacuum pan , a kind of large closed metallic retort used in sugar making for boiling down sirup. It is so connected with an exhausting apparatus that a partial vacuum is formed within. This allows the evaporation and concentration to take place at a lower atmospheric pressure and hence also at a lower temperature, which largely obviates the danger of burning the sugar, and shortens the process. -- Vacuum pump. Same as Pulsometer, 1. -- Vacuum tube , a glass tube provided with platinum electrodes and exhausted, for the passage of the electrical discharge; a Geissler tube. -- Vacuum valve, a safety valve opening inward to admit air to a vessel in which the pressure is less than that of the atmosphere, in order to prevent collapse. -- Torricellian vacuum. See under Torricellian.

Related words: (words related to VACUUM)

• CALLOSUM
  The great band commissural fibers which unites the two cerebral hemispheres. See corpus callosum, under Carpus.
• CALLOW
  1. Destitute of feathers; naked; unfledged. An in the leafy summit, spied a nest, Which, o'er the callow young, a sparrow pressed. Dryden. 2. Immature; boyish; "green"; as, a callow youth. I perceive by this, thou art but a callow maid. Old Play .
• CALLE
  A kind of head covering; a caul. Chaucer.
• SENSE
  A faculty, possessed by animals, of perceiving external objects by means of impressions made upon certain organs (sensory or sense organs) of the body, or of perceiving changes in the condition of the body; as, the senses of sight, smell, hearing,
• VACUUM
  A space entirely devoid of matter (called also, by way of distinction, absolute vacuum); hence, in a more general sense, a space, as the interior of a closed vessel, which has been exhausted to a high or the highest degree by an air pump or other
• INTERIOR
  1. Being within any limits, inclosure, or substance; inside; internal; inner; -- opposed to exterior, or superficial; as, the interior apartments of a house; the interior surface of a hollow ball. 2. Remote from the limits, frontier, or shore;
• OTHERGUISE; OTHERGUESS
  Of another kind or sort; in another way. "Otherguess arguments." Berkeley.
• MATTER
  1. To be of importance; to import; to signify. It matters not how they were called. Locke. 2. To form pus or matter, as an abscess; to maturate. "Each slight sore mattereth." Sir P. Sidney.
• GENERALIZED
  Comprising structural characters which are separated in more specialized forms; synthetic; as, a generalized type.
• GENERALIZABLE
  Capable of being generalized, or reduced to a general form of statement, or brought under a general rule. Extreme cases are . . . not generalizable. Coleridge
• CALLER
  1. Cool; refreshing; fresh; as, a caller day; the caller air. Jamieson. 2. Fresh; in good condition; as, caller berrings.
• CLOSEHANDED
  Covetous; penurious; stingy; closefisted. -- Close"hand`ed*ness, n.
• ABSOLUTENESS
  The quality of being absolute; independence of everything extraneous; unlimitedness; absolute power; independent reality; positiveness.
• EXHAUSTION
  An ancient geometrical method in which an exhaustive process was employed. It was nearly equivalent to the modern method of limits. Note: The method of exhaustions was applied to great variety of propositions, pertaining to rectifications
• CALL
  1. To speak in loud voice; to cry out; to address by name; -- sometimes with to. You must call to the nurse. Shak. The angel of God called to Hagar. Gen. xxi. 17. 2. To make a demand, requirement, or request. They called for rooms, and he showed
• SPACE
  One of the intervals, or open places, between the lines of the staff. Absolute space, Euclidian space, etc. See under Absolute, Euclidian, etc. -- Space line , a thin piece of metal used by printers to open the lines of type to a regular distance
• GENERALTY
  Generality. Sir M. Hale.
• CLOSEFISTED
  Covetous; niggardly. Bp. Berkeley. "Closefisted contractors." Hawthorne.
• WHICHEVER; WHICHSOEVER
  Whether one or another; whether one or the other; which; that one which; as, whichever road you take, it will lead you to town.
• CALLIOPE
  The Muse that presides over eloquence and heroic poetry; mother of Orpheus, and chief of the nine Muses. (more info) beautiful) +
• NOTOTHERIUM
  An extinct genus of gigantic herbivorous marsupials, found in the Pliocene formation of Australia.
• GYMNASTICALLY
  In a gymnastic manner.
• MAJOR GENERAL
  . An officer of the army holding a rank next above that of brigadier general and next below that of lieutenant general, and who usually commands a division or a corps.
• HYPERCRITICALLY
  In a hypercritical manner.
• UNEMPIRICALLY
  Not empirically; without experiment or experience.
• SCALLION
  A kind of small onion , native of Palestine; the eschalot, or shallot. 2. Any onion which does not "bottom out," but remains with a thick stem like a leek. Amer. Cyc.
• INSENSE
  To make to understand; to instruct. Halliwell.
• ISOGEOTHERMAL; ISOGEOTHERMIC
  Pertaining to, having the nature of, or marking, isogeotherms; as, an isogeothermal line or surface; as isogeothermal chart. -- n.
• CYCLOSTYLE
  A contrivance for producing manifold copies of writing or drawing. The writing or drawing is done with a style carrying a small wheel at the end which makes minute punctures in the paper, thus converting it into a stencil. Copies are transferred
• UNIVOCALLY
  In a univocal manner; in one term; in one sense; not equivocally. How is sin univocally distinguished into venial and mortal, if the venial be not sin Bp. Hall.
• SMOTHER
  Etym: 1. To destroy the life of by suffocation; to deprive of the air necessary for life; to cover up closely so as to prevent breathing; to suffocate; as, to smother a child. 2. To affect as by suffocation; to stife; to deprive of air by a thick
• PARABOLICALLY
  1. By way of parable; in a parabolic manner. 2. In the form of a parabola.
• STEREOGRAPHICALLY
  In a stereographical manner; by delineation on a plane.
• HEMEROCALLIS
  A genus of plants, some species of which are cultivated for their beautiful flowers; day lily.