Part 7029

<h1>Micropantograph</h1> <Xpage=921>

<hw>Mi`cro*pan"to*graph</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[<ets>Micro-</ets> + <ets>pantograph</ets>.]</ety> <def>A kind of pantograph which produces copies microscopically minute.</def>

<h1>Micropegmatite</h1> <Xpage=921>

<hw>Mi`cro*peg"ma*tite</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[<ets>Micro-</ets> + <ets>pegmatite</ets>.]</ety> <fld>(Min.)</fld> <def>A rock showing under the microscope the structure of a graphic granite (pegmatite).</def> -- <wordforms><wf>Mi`cro*peg`ma*tit"ic</wf> <tt>(#)</tt>, <tt>a.</tt></wordforms>

<h1>Microphone</h1> <Xpage=921>

<hw>Mi"cro*phone</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[<ets>Micro-</ets> + Gr. <?/ sound, voice: cf. F. <ets>microphone</ets>.]</ety> <fld>(Physics)</fld> <def>An instrument for intensifying and making audible very feeble sounds. It produces its effects by the changes of intensity in an electric current, occasioned by the variations in the contact resistance of conducting bodies, especially of imperfect conductors, under the action of acoustic vibrations.</def>

<h1>Microphonics</h1> <Xpage=921>

<hw>Mi`cro*phon"ics</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[See <er>Microphone</er>.]</ety> <def>The science which treats of the means of increasing the intensity of low or weak sounds, or of the microphone.</def>

<h1>Microphonous</h1> <Xpage=921>

<hw>Mi*croph"o*nous</hw> <tt>(?)</tt>, <tt>a.</tt> <def>Serving to augment the intensity of weak sounds; microcoustic.</def>

<h1>Microphotograph</h1> <Xpage=921>

<hw>Mi`cro*pho"to*graph</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[<ets>Micro-</ets> + <ets>photograph</ets>.]</ety>

<p><b>1.</b> <def>A microscopically small photograph of a picture, writing, printed page, etc.</def>

<p><b>2.</b> <def>An enlarged representation of a microscopic object, produced by throwing upon a sensitive plate the magnified image of an object formed by a microscope or other suitable combination of lenses.</def>

<note>&hand; A picture of this kind is preferably called a <i>photomicrograph</i>.</note>

<h1>Microphotography</h1> <Xpage=921>

<hw>Mi`cro*pho*tog"ra*phy</hw> <tt>(?)</tt>, <tt>n.</tt> <def>The art of making microphotographs.</def>

<h1>Microphthalmia, Microphthalmy</h1> <Xpage=921>

<hw><hw>Mi`croph*thal"mi*a</hw> <tt>(?)</tt>, <hw>Mi`croph*thal"my</hw> <tt>(?)</tt>,<hw> <tt>n.</tt> <ety>[<ets>Micro-</ets> + Gr. <?/ eye.]</ety> <def>An unnatural smallness of the eyes, occurring as the result of disease or of imperfect development.</def>

<h1>Microphyllous</h1> <Xpage=921>

<hw>Mi*croph"yl*lous</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[<ets>Micro-</ets> + Gr. <?/ leaf.]</ety> <fld>(Bot.)</fld> <def>Small-leaved.</def>

<h1>Microphytal</h1> <Xpage=921>

<hw>Mi*croph"y*tal</hw> <tt>(?)</tt>, <tt>a.</tt> <fld>(Bot.)</fld> <def>Pertaining to, or of the nature of, microphytes.</def>

<h1>Microphyte</h1> <Xpage=921>

<hw>Mi"cro*phyte</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[<ets>Micro-</ets> + Gr. <?/ a plant: cf. F. <ets>microphyte</ets>.]</ety> <fld>(Bot.)</fld> <def>A very minute plant, one of certain unicellular alg\'91, such as the germs of various infectious diseases are believed to be.</def>

<h1>Micropyle</h1> <Xpage=921>

<hw>Mi"cro*pyle</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[<ets>Micro-</ets> + Gr. <?/ gate, orifice: cf. F. <ets>micropyle</ets>.]</ety> <fld>(Biol.)</fld> <sd>(a)</sd> <def>An opening in the membranes surrounding the ovum, by which nutrition is assisted and the entrance of the spermatozoa permitted.</def> <sd>(b)</sd> <def>An opening in the outer coat of a seed, through which the fecundating pollen enters the ovule.</def> -- <wordforms><wf>Mi*crop"y*lar</wf> <tt>(#)</tt>, <tt>a.</tt></wordforms>

<h1>Microscopal</h1> <Xpage=921>