Part 163

<i>Whitaker.</i>

<h1>Ad hominem</h1> <Xpage=21>

<hw>Ad hom"i*nem</hw> <tt>(#)</tt>. <ety>[L., to the man.]</ety> <def>` phrase applied to an appeal or argument addressed to the principles, interests, or passions of a man.</def>

<h1>Adhort</h1> <Xpage=21>

<hw>Ad*hort"</hw> <tt>(#)</tt>, <tt>v. t.</tt> <ety>[L. <ets>adhortari</ets>. See <er>Adhortation</er>.]</ety> <def>To exhort; to advise.</def> <mark>[Obs.]</mark>

<i>Feltham.</i>

<h1>Adhortation</h1> <Xpage=21>

<hw>Ad`hor*ta"tion</hw> <tt>(#)</tt>, <tt>n.</tt> <ety>[L. <ets>adhortatio</ets>, fr. <ets>adhortari</ets> to advise; <ets>ad + hortari</ets> to exhort.]</ety> <def>Advice; exhortation.</def> <mark>[Obs.]</mark>

<i>Peacham.</i>

<h1>Adhortatory</h1> <Xpage=21>

<hw>Ad*hor"ta*to*ry</hw> <tt>(#)</tt>, <tt>a.</tt> <def>Containing counsel or warning; hortatory; advisory.</def> <mark>[Obs.]</mark>

<i>Potter.</i>

<h1>Adiabatic</h1> <Xpage=21>

<hw>Ad`i*a*bat"ic</hw> <tt>(#)</tt>, <tt>a.</tt> <ety>[Gr. <?/ not passable; <?/ priv. + <?/ through + <?/ to go.]</ety> <fld>(Physics)</fld> <def>Not giving out or receiving heat.</def> -- <wordforms><wf>Ad`i*a*bat`ic*al*ly</wf>, <tt>adv.</tt></wordforms>

<cs><mcol><col>Adiabatic line</col> or <col>curve</col></mcol>, <cd>a curve exhibiting the variations of pressure and volume of a fluid when it expands without either receiving or giving out heat.</cd></cs>

<i>Rankine.</i>

<h1>Adiactinic</h1> <Xpage=21>

<hw>Ad`i*ac*tin"ic</hw> <tt>(#)</tt>, <tt>a.</tt> <ety>[Pref. <ets>a-</ets> not + <ets>diactinic</ets>.]</ety> <fld>(Chem.)</fld> <def>Not transmitting the actinic rays.</def>

<h1>Adiantum</h1> <Xpage=21>

<hw>Ad`i*an"tum</hw> <tt>(#)</tt>, <tt>n.</tt> <ety>[L., fr. Gr. <?/, maidenhair; <?/ priv. + <?/ to wet.]</ety> <fld>(Bot.)</fld> <def>A genus of ferns, the leaves of which shed water; maidenhair. Also, the black maidenhair, a species of spleenwort.</def>

<h1>Adiaphorism</h1> <Xpage=21>

<hw>Ad`i*aph"o*rism</hw> <tt>(#)</tt>, <tt>n.</tt> <def>Religious indifference.</def>

<h1>Adiaphorist</h1> <Xpage=21>

<hw>Ad`i*aph"o*rist</hw> <tt>(#)</tt>, <tt>n.</tt> <ety>[See <er>Adiaphorous</er>.]</ety> <fld>(Eccl. Hist.)</fld> <def>One of the German Protestants who, with Melanchthon, held some opinions and ceremonies to be indifferent or nonessential, which Luther condemned as sinful or heretical.</def>

<i>Murdock.</i>

<h1>Adiaphoristic</h1> <Xpage=21>

<hw>Ad`i*aph`o*ris"tic</hw> <tt>(#)</tt>, <tt>a.</tt> <def>Pertaining to matters indifferent in faith and practice.</def>

<i>Shipley.</i>