Part 3096

<p><b>3.</b> <fld>(Math.)</fld> <def>To obtain the differential, or differential coefficient, of; <as>as, to <ex>differentiate</ex> an algebraic expression, or an equation</as>.</def>

<h1>Differentiate</h1> <Xpage=410>

<hw>Dif`fer*en"ti*ate</hw>, <tt>v. i.</tt> <fld>(Biol.)</fld> <def>To acquire a distinct and separate character.</def>

<i>Huxley.</i>

<h1>Differentiation</h1> <Xpage=410>

<hw>Dif`fer*en`ti*a"tion</hw> <tt>(?)</tt>, <tt>n.</tt>

<p><b>1.</b> <def>The act of differentiating.</def>

<blockquote>Further investigation of the Sanskrit may lead to <b>differentiation</b> of the meaning of such of these roots as are real roots. <i>J. Peile.</i></blockquote>

<p><b>2.</b> <fld>(Logic)</fld> <def>The act of distinguishing or describing a thing, by giving its different, or specific difference; exact definition or determination.</def>

<p><b>3.</b> <fld>(Biol.)</fld> <def>The gradual formation or production of organs or parts by a process of evolution or development, as when the seed develops the root and the stem, the initial stem develops the leaf, branches, and flower buds; or in animal life, when the germ evolves the digestive and other organs and members, or when the animals as they advance in organization acquire special organs for specific purposes.</def>

<p><b>4.</b> <fld>(Metaph.)</fld> <def>The supposed act or tendency in being of every kind, whether organic or inorganic, to assume or produce a more complex structure or functions.</def>

<h1>Differentiator</h1> <Xpage=410>

<hw>Dif`fer*en"ti*a`tor</hw> <tt>(?)</tt>, <tt>n.</tt> <def>One who, or that which, differentiates.</def>

<h1>Differently</h1> <Xpage=410>

<hw>Dif"fer*ent*ly</hw> <tt>(?)</tt>, <tt>adv.</tt> <def>In a different manner; variously.</def>

<h1>Differingly</h1> <Xpage=410>

<hw>Dif"fer*ing*ly</hw>, <tt>adv.</tt> <def>In a differing or different manner.</def>

<i>Boyle.</i>

<h1>Difficile</h1> <Xpage=410>

<hw>Dif"fi*cile</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[L. <ets>difficilis</ets>: cf. F. <ets>difficile</ets>. See <er>Difficult</er>.]</ety> <def>Difficult; hard to manage; stubborn.</def> <mark>[Obs.]</mark> -- <wordforms><wf>Dif"fi*cile*ness</wf>, <tt>n.</tt> <mark>[Obs.]</mark></wordforms>

<i>Bacon.</i>

<h1>Difficilitate</h1> <Xpage=410>

<hw>Dif`fi*cil"i*tate</hw> <tt>(?)</tt>, <tt>v. t.</tt> <def>To make difficult.</def> <mark>[Obs.]</mark>

<i>W. Montagu.</i>

<h1>Difficult</h1> <Xpage=410>

<hw>Dif"fi*cult</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[From <er>Difficulty</er>.]</ety>

<p><b>1.</b> <def>Hard to do or to make; beset with difficulty; attended with labor, trouble, or pains; not easy; arduous.</def>

<note>&hand; <i>Difficult</i> implies the notion that considerable mental effort or skill is required, or that obstacles are to be overcome which call for sagacity and skill in the agent; as, a <i>difficult</i> task; hard work is not always <i>difficult</i> work; a <i>difficult</i> operation in surgery; a <i>difficult</i> passage in an author.</note>