Part 3646

<p><b>1.</b> <fld>(Bot.)</fld> <def>An elastic spiral filament for dispersing the spores, as in some liverworts.</def>

<p><b>2.</b> <fld>(Zo\'94l.)</fld> <def>Any beetle of the family <spn>Elaterid\'91</spn>, having the habit, when laid on the back, of giving a sudden upward spring, by a quick movement of the articulation between the abdomen and thorax; -- called also <altname>click beetle</altname>, <altname>spring beetle</altname>, and <altname>snapping beetle</altname>.</def>

<p><b>3.</b> <fld>(Zo\'94l.)</fld> <def>The caudal spring used by <spn>Podura</spn> and related insects for leaping. See <er>Collembola</er>.</def>

<h1>Elater</h1> <Xpage=476>

<hw>El"a*ter</hw> <tt>(?)</tt>, <tt>n.</tt> <fld>(Chem.)</fld> <def>The active principle of elaterium, being found in the juice of the wild or squirting cucumber (<spn>Ecballium agreste</spn>, formerly <spn>Motordica Elaterium</spn>) and other related species. It is extracted as a bitter, white, crystalline substance, which is a violent purgative.</def>

<h1>Elaterite</h1> <Xpage=476>

<hw>El"a*ter*ite</hw> <tt>(?)</tt>, <tt>n.</tt> <fld>(Min.)</fld> <def>A mineral resin, of a blackish brown color, occurring in soft, flexible masses; -- called also <altname>mineral caoutchouc</altname>, and <altname>elastic bitumen</altname>.</def>

<h1>Elaterium</h1> <Xpage=476>

<hw>El`a*te"ri*um</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[L., fr. Gr. <?/, neut. of <?/ driving. See 2d <er>Elater</er>.]</ety> <def>A cathartic substance obtained, in the form of yellowish or greenish cakes, as the dried residue of the juice of the wild or squirting cucumber (<spn>Ecballium agreste</spn>, formerly called <spn>Momordica Elaterium</spn>).</def>

<h1>Elaterometer</h1> <Xpage=476>

<hw>El`a*ter*om"e*ter</hw> <tt>(?)</tt>, <tt>n.</tt> <def>Same as <er>Elatrometer</er>.</def>

<h1>Elatery</h1> <Xpage=476>

<hw>El"a*ter*y</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[See 2d <er>Elater</er>.]</ety> <def>Acting force; elasticity.</def> <mark>[Obs.]</mark>

<i>Ray.</i>

<h1>Elation</h1> <Xpage=476>

<hw>E*la"tion</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[L. <ets>elatio</ets>. See <er>Elate</er>.]</ety> <def>A lifting up by success; exaltation; inriation with pride of prosperity.</def> "Felt the <i>elation</i> of triumph."

<i>Sir W. Scott.</i>

<h1>Elative</h1> <Xpage=476>

<hw>E*la"tive</hw> <tt>(?)</tt>, <tt>a.</tt> <fld>(Gram.)</fld> <def>Raised; lifted up; -- a term applied to what is also called the <i>absolute superlative</i>, denoting a high or intense degree of a quality, but not excluding the idea that an equal degree may exist in other cases.</def>

<h1>Elatrometer</h1> <Xpage=476>

<hw>El`a*trom"e*ter</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/ a driver + <ets>-meter</ets>.]</ety> <fld>(Physics)</fld> <def>An instrument for measuring the degree of rarefaction of air contained in the receiver of an air pump.</def> <altsp>[Spelt also <asp>elaterometer</asp>.]</altsp>

<h1>Elayl</h1> <Xpage=476>

<hw>E*la"yl</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/ olive oil, oil + <ets>yl</ets>.]</ety> <fld>(Chem.)</fld> <def>Olefiant gas or ethylene; -- so called by Berzelius from its forming an oil combining with chlorine. <altsp>[Written also <asp>elayle</asp>.]</altsp> See <er>Ethylene</er>.</def>

<h1>Elbow</h1> <Xpage=476>

<hw>El"bow</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[AS. <ets>elboga</ets>, <ets>elnboga</ets> (akin to D. <ets>elleboga</ets>, OHG. <ets>elinbogo</ets>, G. <ets>ellbogen</ets>, <ets>ellenbogen</ets>, Icel. <ets><?/lnbogi</ets>; prop.; arm-bend); <ets>eln</ets> ell (orig., forearm) + <ets>boga</ets> a bending. See 1st <er>Ell</er>, and 4th <er>Bow</er>.]</ety>

<p><b>1.</b> <def>The joint or bend of the arm; the outer curve in the middle of the arm when bent.</def>

<blockquote>Her arms to the <b>elbows</b> naked. <i>R. of Gloucester.</i></blockquote>

<p><b>2.</b> <def>Any turn or bend like that of the elbow, in a wall, building, and the like; a sudden turn in a line of coast or course of a river; also, an angular or jointed part of any structure, as the raised arm of a chair or sofa, or a short pipe fitting, turning at an angle or bent.</def>