Part 3590

<hw>Ech`i*noi"de*a</hw> <tt>(?)</tt>, <tt>n. pl.</tt> <ety>[NL. See <er>Echinus</er>, and <er>-oid</er>.]</ety> <fld>(Zo\'94l.)</fld> <def>The class Echinodermata which includes the sea urchins. They have a calcareous, usually more or less spheroidal or disk-shaped, composed of many united plates, and covered with movable spines. See <er>Spatangoid</er>, <er>Clypeastroid</er>.</def> <altsp>[Written also <asp>Echinidea</asp>, and <asp>Echinoida</asp>.]</altsp>

<h1>Echinozoa</h1> <Xpage=469>

<hw>E*chi`no*zo"a</hw> <tt>(?)</tt>, <tt>n. pl.</tt> <ety>[NL., fr. Gr. <?/ an echinus + <?/ an animal.]</ety> <fld>(Zo\'94l.)</fld> <def>The Echinodermata.</def>

<h1>Echinulate</h1> <Xpage=469>

<hw>E*chin"u*late</hw> <tt>(?)</tt>, <tt>a.</tt> <fld>(Bot. & Zo\'94l.)</fld> <def>Set with small spines or prickles.</def>

<h1>Echinus</h1> <Xpage=469>

<hw>E*chi"nus</hw> <tt>(?)</tt>, <tt>n.</tt>; <plu>pl. <plw>Echini</plw> <tt>(#)</tt></plu>. <ety>[L., a hedgehog, sea urchin, Gr. <?/.]</ety>

<p><b>1.</b> <fld>(Zo\'94l.)</fld> <def>A hedgehog.</def>

<p><b>2.</b> <fld>(Zo\'94l.)</fld> <def>A genus of echinoderms, including the common edible sea urchin of Europe.</def>

<p><b>3.</b> <fld>(Arch.)</fld> <sd>(a)</sd> <def>The rounded molding forming the bell of the capital of the Grecian Doric style, which is of a peculiar elastic curve. See <er>Entablature</er>.</def> <sd>(b)</sd> <def>The quarter-round molding (ovolo) of the Roman Doric style. See <i>Illust</i>. of <er>Column</er></def> <sd>(c)</sd> <def>A name sometimes given to the egg and anchor or egg and dart molding, because that ornament is often identified with Roman Doric capital. The name probably alludes to the shape of the shell of the sea urchin.</def>

<h1>Echiuroidea</h1> <Xpage=469>

<hw>Ech`i*u*roi"de*a</hw> <tt>(?)</tt>, <tt>n. pl.</tt> <ety>[NL., fr. <ets>echiurus</ets>, the name of one genus (Gr. <?/ an adder + <?/ tail) + <ets>-oid</ets>.]</ety> <fld>(Zo\'94l.)</fld> <def>A division of Annelida which includes the genus <spn>Echiurus</spn> and allies. They are often classed among the Gephyrea, and called the <altname>armed Gephyreans</altname>.</def>

<h1>Echo</h1> <Xpage=469>

<hw>Ech"o</hw> <tt>(?)</tt>, <tt>n.</tt>; <plu>pl. <plw>Echoes</plw> <tt>(#)</tt></plu>. <ety>[L. <ets>echo</ets>, Gr. <?/ echo, sound, akin to <?/, <?/, sound, noise; cf. Skr. <ets>v\'be<?/</ets> to sound, bellow; perh. akin to E. <ets>voice</ets>: cf. F. <ets>\'82cho</ets>.]</ety>

<p><b>1.</b> <def>A sound reflected from an opposing surface and repeated to the ear of a listener; repercussion of sound; repetition of a sound.</def>

<blockquote>The babbling <b>echo</b> mocks the hounds. <i>Shak.</i></blockquote>

<blockquote>The woods shall answer, and the <b>echo</b> ring. <i>Pope.</i></blockquote>

<p><b>2.</b> <def>Fig.: Sympathetic recognition; response; answer.</def>

<blockquote>Fame is the <b>echo</b> of actions, resounding them. <i>Fuller.</i></blockquote>

<blockquote>Many kind, and sincere speeches found an <b>echo</b> in his heart. <i>R. L. Stevenson.</i></blockquote>

<p><b>3.</b> <sd>(a)</sd> <fld>(Myth. & Poetic)</fld> <def>A wood or mountain nymph, regarded as repeating, and causing the reverberation of them.</def>

<blockquote>Sweet <b>Echo</b>, sweetest nymph, that liv'st unseen Within thy airy shell. <i>Milton.</i></blockquote>

<sd>(b)</sd> <fld>(Gr. Myth.)</fld> <def>A nymph, the daughter of Air and Earth, who, for love of Narcissus, pined away until nothing was left of her but her voice</def>.

<blockquote>Compelled me to awake the courteous <b>Echo</b> To give me answer from her mossy couch. <i>Milton.</i></blockquote>

<cs><col>Echo organ</col> <fld>(Mus.)</fld>, <cd>a set organ pipes inclosed in a box so as to produce a soft, distant effect; -- generally superseded by the swell.</cd> -- <col>Echo stop</col> <fld>(Mus.)</fld>, <cd>a stop upon a harpsichord contrived for producing the soft effect of distant sound.</cd> -- <col>To applaud to the echo</col>, <cd>to give loud and continuous applause.</cd></cs>

<i>M. Arnold.</i>

<blockquote>I would <b>applaud</b> thee <b>to the very echo</b>, That should applaud again. <i>Shak.</i></blockquote>

<h1>Echo</h1> <Xpage=469>