Part 4036

<h1>Exhale</h1> <Xpage=523>

<hw>Ex*hale"</hw> <tt>(?)</tt>, <tt>v. t.</tt> <wordforms>[<tt>imp. & p. p.</tt> <er>Exaled</er> <tt>(?)</tt>, <tt>p. pr. & vb. n.</tt>. <er>Exaling</er>.]</wordforms> <ety>[L. <ets>exhalare</ets>; <ets>ex</ets> out + <ets>halare</ets> to breathe; cf.F. <ets>exhaler</ets>. Cf. <er>Inhale</er>.]</ety> <p><b>1.</b> <def>To breathe out. Hence: To emit, as vapor; to send out, as an odor; to evaporate; <as>as, the earth <ex>exhales</ex> vapor; marshes <ex>exhale</ex> noxious effluvia.</as></def>

<blockquote>Less fragrant scents the unfolding rose <b>exhales</b>. <i>Pope.</i></blockquote>

<p><b>2.</b> <def>To draw out; to cause to be emitted in vapor; <as>as, the sum <ex>exhales</ex> the moisture of the earth</as>.</def>

<h1>Exhale</h1> <Xpage=523>

<hw>Ex*hale"</hw>, <tt>v. i.</tt> <def>To rise or be given off, as vapor; to pass off, or vanish.</def>

<blockquote>Their inspiration <b>exhaled</b> in elegies. <i>Prescott.</i></blockquote>

<h1>Exhalement</h1> <Xpage=523>

<hw>Ex*hale"ment</hw> <tt>(?)</tt>, <tt>n.</tt> <def>Exhalation.</def> <mark>[Obs.]</mark>

<h1>Exhalence</h1> <Xpage=523>

<hw>Ex*hal"ence</hw> <tt>(?)</tt>, <tt>n.</tt> <def>Exhalation.</def> <mark>[R.]</mark>

<h1>Exhaust</h1> <Xpage=523>

<hw>Ex*haust"</hw> <tt>(?)</tt>, <tt>v. t.</tt> <wordforms>[<tt>imp. & p. p.</tt> <er>Exhausted</er>; <tt>p. pr. & vb. n.</tt> <er>Exhausting</er>.]</wordforms> <ety>[L. <ets>exhaustus</ets>, p.p. of <ets>exhaurire</ets>; <ets>ex</ets> out + <ets>haurire</ets>, <ets>haustum</ets>, to draw, esp. water; perhaps akin to Icel. <ets>asua</ets> to sprinkle, pump.]</ety>

<p><b>1.</b> <def>To draw or let out wholly; to drain off completely; <as>as, to <ex>exhaust</ex> the water of a well; the moisture of the earth is <ex>exhausted</ex> by evaporation.</as></def>

<p><b>2.</b> <def>To empty by drawing or letting out the contents; <as>as, to <ex>exhaust</ex> a well, or a treasury</as>.</def>

<p><b>3.</b> <def>To drain, metaphorically; to use or expend wholly, or till the supply comes to an end; to deprive wholly of strength; to use up; to weary or tire out; to wear out; <as>as, to <ex>exhaust</ex> one's strength, patience, or resources</as>.</def>

<blockquote>A decrepit, <b>exhausted</b> old man at fifty-five. <i>Motley.</i></blockquote>

<p><b>4.</b> <def>To bring out or develop completely; to discuss thoroughly; <as>as, to <ex>exhaust</ex> a subject</as>.</def>

<p><b>5.</b> <fld>(Chem.)</fld> <def>To subject to the action of various solvents in order to remove all soluble substances or extractives; <as>as, to <ex>exhaust</ex> a drug successively with water, alcohol, and ether</as>.</def>

<cs><col>Exhausted receiver</col>. <fld>(Physics)</fld> <cd>See under <er>Receiver</er>.</cd></cs>

<syn>Syn. -- To spend; consume; tire out; weary.</syn>

<h1>Exhaust</h1> <Xpage=523>

<hw>Ex*haust"</hw>, <tt>a.</tt> <ety>[L. <ets>exhaustus</ets>, p.p.]</ety> <p><b>1.</b> <def>Drained; exhausted; having expended or lost its energy.</def>

<p><b>2.</b> <def>Pertaining to steam, air, gas, etc., that is released from the cylinder of an engine after having preformed its work.</def>

<cs><col>Exhaust draught</col>, <cd>a forced draught produced by drawing air through a place, as through a furnace, instead of blowing it through.</cd> -- <col>Exhaust fan</col>, <cd>a fan blower so arranged as to produce an exhaust draught, or to draw air or gas out of a place, as out of a room in ventilating it.</cd> -- <mcol><col>Exhaust nozzle</col>, <col>Exhaust orifice</col></mcol> <fld>(Steam Engine)</fld>, <cd>the blast orifice or nozzle.</cd> -- <col>Exhaust pipe</col> <fld>(Steam Engine)</fld>, <cd>the pipe that conveys exhaust steam from the cylinder to the atmosphere or to the condenser.</cd> <col>Exhaust port</col> <fld>(Steam Engine)</fld>, <cd>the opening, in the cylinder or valve, by which the exhaust steam escapes.</cd> -- <col>Exhaust purifier</col> <fld>(Milling)</fld>, <cd>a machine for sorting grains, or purifying middlings by an exhaust draught. <i>Knight</i>.</cd> -- <col>Exhaust steam</col> <fld>(Steam Engine)</fld>, <cd>steam which is allowed to escape from the cylinder after having been employed to produce motion of the piston.</cd> -- <col>Exhaust valve</col> <fld>(Steam Engine)</fld>, <cd>a valve that lets exhaust steam escape out of a cylinder.</cd></cs>

<h1>Exhaust</h1> <Xpage=523>

<hw>Ex*haust"</hw>, <tt>n.</tt> <fld>(Steam Engine)</fld> <p><b>1.</b> <def>The steam let out of a cylinder after it has done its work there.</def>

<p><b>2.</b> <def>The foul air let out of a room through a register or pipe provided for the purpose.</def>