Part 6035

<hw>In*vad"er</hw> <tt>(?)</tt>, <tt>n.</tt> <def>One who invades; an assailant; an encroacher; an intruder.</def>

<h1>Invaginate</h1> <Xpage=784>

<hw>In*vag"i*nate</hw> <tt>(?)</tt>, <tt>v. t.</tt> <def>To insert as in a sheath; to pr<?/<?/<?/ce intussusception in.</def>

<h1>Invaginate, Invaginated</h1> <Xpage=784>

<hw><hw>In*vag"i*nate</hw> <tt>(?)</tt>, <hw>In*vag"i*na`ted</hw> <tt>(?)</tt>,<hw> <tt>a.</tt> <fld>(Biol.)</fld> <sd>(a)</sd> <def>Sheathed.</def> <sd>(b)</sd> <def>Having one portion of a hollow organ drawn back within another portion.</def>

<h1>Invagination</h1> <Xpage=784>

<hw>In*vag`i*na"tion</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[L. pref. <ets>in-</ets> + <ets>vagina</ets> sheath.]</ety>

<p><b>1.</b> <fld>(Biol.)</fld> <def>The condition of an invaginated organ or part.</def>

<p><b>2.</b> <fld>(Biol.)</fld> <def>One of the methods by which the various germinal layers of the ovum are differentiated.</def>

<note>&hand; In <i>embolic invagination</i>, one half of the blastosphere is pushed in towards the other half, producing an embryonic form known as a <i>gastrula</i>. -- In <i>epibolic invagination</i>, a phenomenon in the development of some invertebrate ova, the epiblast appears to grow over or around the hypoblast.</note>

<h1>Invalescence</h1> <Xpage=784>

<hw>In`va*les"cence</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[L. <ets>invalescens</ets>, p. pr. of <ets>invalescere</ets> to become strong. See 1st <er>In-</er>, and <er>Convalesce</er>.]</ety> <def>Strength; health.</def> <mark>[Obs.]</mark>

<h1>Invaletudinary</h1> <Xpage=784>

<hw>In*val`e*tu"di*na*ry</hw> <tt>(?)</tt>, <tt>a.</tt> <def>Wanting health; valetudinary.</def> <mark>[R.]</mark>

<h1>Invalid</h1> <Xpage=784>

<hw>In*val"id</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[Pref. <ets>in-</ets> not + <ets>valid</ets>: cf. F. <ets>invalide</ets>, L. <ets>invalidus</ets> infirm, weak. Cf. <er>Invalid</er> infirm.]</ety>

<p><b>1.</b> <def>Of no force, weight, or cogency; not valid; weak.</def>

<p><b>2.</b> <fld>(Law)</fld> <def>Having no force, effect, or efficacy; void; null; <as>as, an <ex>invalid</ex> contract or agreement</as>.</def>

<h1>Invalid</h1> <Xpage=784>

<hw>In"va*lid</hw> <tt>(?; 277)</tt>, <tt>n.</tt> <ety>[F. <ets>invalide</ets>, <ets>n. & a.</ets>, L. <ets>invalidus</ets>, <tt>a.</tt> See <er>Invalid</er> null.]</ety> <def>A person who is weak and infirm; one who is disabled for active service; especially, one in chronic ill health.</def>

<h1>Invalid</h1> <Xpage=784>

<hw>In"va*lid</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[See <er>Invalid</er>, <tt>n.</tt>]</ety> <def>Not well; feeble; infirm; sickly; <as>as, he had an <ex>invalid</ex> daughter</as>.</def>

<h1>Invalid</h1> <Xpage=784>

<hw>In"va*lid</hw>, <tt>v. t.</tt> <p><b>1.</b> <def>To make or render invalid or infirm.</def> "<i>Invalided</i>, bent, and almost blind."

<i>Dickens.</i>

<p><b>2.</b> <def>To classify or enroll as an invalid.</def>

<blockquote>Peace coming, he was <b>invalided</b> on half pay. <i>Carlyle.</i></blockquote>

<h1>Invalidate</h1> <Xpage=784>