Part 742

<h1>Atmology</h1> <Xpage=96>

<hw>At*mol"o*gy</hw> <tt>(#)</tt>, <tt>n.</tt> <ety>[Gr. <?/ vapor + <ets>-logy</ets>.]</ety> <fld>(Physics)</fld> <def>That branch of science which treats of the laws and phenomena of aqueous vapor.</def>

<i>Whewell.</i>

<h1>Atmolysis</h1> <Xpage=96>

<hw>At*mol"y*sis</hw> <tt>(#)</tt>, <tt>n.</tt> <ety>[Gr. <?/ vapor + <?/ a loosing, <?/ to loose.]</ety> <fld>(Chem.)</fld> <def>The act or process of separating mingled gases of unequal diffusibility by transmission through porous substances.</def>

<h1>Atmolyzation</h1> <Xpage=96>

<hw>At`mol*y*za"tion</hw>, <tt>n.</tt> <fld>(Chem.)</fld> <def>Separation by atmolysis.</def>

<h1>Atmolyze</h1> <Xpage=96>

<hw>At"mo*lyze</hw> <tt>(#)</tt>, <tt>v. t.</tt> <fld>(Chem.)</fld> <def>To subject to atmolysis; to separate by atmolysis.</def>

<h1>Atmolyzer</h1> <Xpage=96>

<hw>At"mo*ly`zer</hw> <tt>(#)</tt>, <tt>n.</tt> <fld>(Chem.)</fld> <def>An apparatus for effecting atmolysis.</def>

<h1>Atmometer</h1> <Xpage=96>

<hw>At*mom"e*ter</hw> <tt>(#)</tt>, <tt>n.</tt> <ety>[Gr. <?/ smoke, vapor + <ets>-meter</ets>: cf. F. <ets>atmom\'8atre</ets>.]</ety> <def>An instrument for measuring the rate of evaporation from a moist surface; an evaporometer.</def>

<i>Huxley.</i>

<h1>Atmosphere</h1> <Xpage=96>

<hw>At"mos*phere</hw> <tt>(#)</tt>, <tt>n.</tt> <ety>[Gr. <?/ vapor (akin to Skr. <ets>\'betman</ets> breath, soul, G. <ets>athem</ets> breath) + <?/ sphere: cf. F. <ets>atmosph\'8are</ets>. See <er>Sphere</er>.]</ety> <p><b>1.</b> <fld>(Physics)</fld> <sd>(a)</sd> <def>The whole mass of a\'89riform fluid surrounding the earth; -- applied also to the gaseous envelope of any celestial orb, or other body; <as>as, the <ex>atmosphere</ex> of Mars</as>.</def> <sd>(b)</sd> <def>Any gaseous envelope or medium.</def>

<blockquote>An <b>atmosphere</b> of cold oxygen. <i>Miller.</i></blockquote>

<p><b>2.</b> <def>A supposed medium around various bodies; <as>as, <ex>electrical atmosphere</ex>, a medium formerly supposed to surround electrical bodies</as>.</def>

<i>Franklin.</i>

<p><b>3.</b> <def>The pressure or weight of the air at the sea level, on a unit of surface, or about 14.7 Ibs. to the sq. inch.</def>

<blockquote>Hydrogen was liquefied under a pressure of 650 <b>atmospheres</b>. <i>Lubbock.</i></blockquote>

<p><b>4.</b> <def>Any surrounding or pervading influence or condition.</def>

<blockquote>The chillest of social <b>atmospheres</b>. <i>Hawthorne.</i></blockquote>

<p><b>5.</b> <def>The portion of air in any locality, or affected by a special physical or sanitary condition; <as>as, the <ex>atmosphere</ex> of the room; a moist or noxious <ex>atmosphere</ex>.</as></def>

<h1>Atmospheric, Atmospherical</h1> <Xpage=96>

<hw><hw>At`mos*pher"ic</hw> <tt>(#)</tt>, <hw>At`mos*pher"ic*al</hw> <tt>(#)</tt>,<hw> <tt>a.</tt> <ety>[Cf. F. <ets>atmosph\'82rique</ets>.]</ety> <p><b>1.</b> <def>Of or pertaining to the atmosphere; of the nature of, or resembling, the atmosphere; <as>as, <ex>atmospheric</ex> air; the <ex>atmospheric</ex> envelope of the earth.</as></def>

<p><b>2.</b> <def>Existing in the atmosphere.</def>

<blockquote>The lower <b>atmospheric</b> current. <i>Darwin.</i></blockquote>