Part 3966

<hw>Eu*ryp"ter*oid</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[<ets>Eurypterus</ets> + <ets>-oid</ets>.]</ety> <fld>(Paleon.)</fld> <def>Like, or pertaining to, the genus Euryperus.</def>

<h1>Eurypteroidea</h1> <Xpage=515>

<hw>Eu*ryp`te*roi"de*a</hw> <tt>(?)</tt>, <tt>n. pl.</tt> <ety>[NL. See <er>Eurypteroid</er>.]</ety> <fld>(Paleont.)</fld> <def>An extinct order of Merostomata, of which the genus Eurypterus is the type. They are found only in Paleozoic rocks.</def> <altsp>[Written also <asp>Eurypterida</asp>.]</altsp>

<h1>Eurypterus</h1> <Xpage=515>

<hw>Eu*ryp"te*rus</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[NL., fr. Gr. <?/ broad + <?/ a wing.]</ety> <fld>(Paleon.)</fld> <def>A genus of extinct Merostomata, found in Silurian rocks. Some of the species are more than three feet long.</def>

<h1>Eurythmy</h1> <Xpage=515>

<hw>Eu"ryth*my</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[L. <ets>eurythmia</ets>, Gr. <?/; <?/ well + <?/ rhythm, measure, proportion, symmetry: cf. F. <ets>eurythmie</ets>.]</ety> <p><b>1.</b> <fld>(Fine Arts)</fld> <def>Just or harmonious proportion or movement, as in the composition of a poem, an edifice, a painting, or a statue.</def>

<p><b>2.</b> <fld>(Med.)</fld> <def>Regularly of the pulse.</def>

<h1>Eusebian</h1> <Xpage=515>

<hw>Eu*se"bi*an</hw> <tt>(?)</tt>, <tt>n.</tt> <fld>(Eccl. Hist.)</fld> <def>A follower of Eusebius, bishop of C\'91sarea, who was a friend and protector of Arius.</def>

<h1>Eustachian</h1> <Xpage=515>

<hw>Eu*sta"chi*an</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[From <ets>Eustachi</ets>, a learned Italian physician who died in Rome, 1574.]</ety> <fld>(Anat.)</fld> <sd>(a)</sd> <def>Discovered by Eustachius.</def> <sd>(b)</sd> <def>Pertaining to the Eustachian tube; <as>as, <ex>Eustachian</ex> catheter</as>.</def>

<cs><col>Eustachian catheter</col>, <cd>a tubular instrument to be introduced into the Eustachian tube so as to allow of inflation of the middle ear through the nose or mouth.</cd> -- <col>Eustrachian tube</col> <fld>(Anat.)</fld>, <cd>a passage from the tympanum of the ear to the pharynx. See <er>Ear</er>.</cd> -- <col>Eustachian valve</col> <fld>(Anat.)</fld>, <cd>a crescent-shaped fold of the lining membrane of the heart at the entrance of the vena cava inferior. It directs the blood towards the left auricle in the fetus, but is rudimentary and functionless in the adult.</cd></cs>

<h1>Eustyle</h1> <Xpage=515>

<hw>Eu"style`</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/, neut. of <?/ with pillars at the best distances; <?/ well + <?/ pillar: cf. F. <ets>eustyle</ets>.]</ety> <fld>(Arch.)</fld> <def>See <er>Intercolumnlation</er>.</def>

<h1>Eutaxy</h1> <Xpage=515>

<hw>Eu"tax*y</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/; <?/ well + <?/ arrangement: cf. F. <ets>eutaxie</ets>.]</ety> <def>Good or established order or arrangement.</def> <mark>[R.]</mark>

<i>E. Waterhouse.</i>

<h1>Euterpe</h1> <Xpage=515>

<hw>Eu*ter"pe</hw> <tt>(?)</tt>. <ety>[L., fr. Gr. <?/, fr. <?/ delightful; <?/ well + <?/ to delight.]</ety> <p><b>1.</b> <fld>(Class. Myth.)</fld> <def>The Muse who presided over music.</def>

<p><b>2.</b> <fld>(Bot.)</fld> <def>A genus of palms, some species of which are elegant trees.</def>

<h1>Euterpean</h1> <Xpage=515>

<hw>Eu*ter"pe*an</hw> <tt>(?)</tt> <tt>a.</tt> <def>Of or pertaining to Euterpe or to music.</def>

<h1>Euthanasia</h1> <Xpage=515>

<hw>Eu`tha*na"si*a</hw> <tt>(?)</tt> <tt>n.</tt> <ety>[NL., fr. Gr. <?/; <?/ well + <?/ death, <?/, <?/, to die: cf. F. <ets>euthanasie</ets>.]</ety> <def>An easy death; a mode of dying to be desired.</def> "An <i>euthanasia</i> of all thought."

<i>Hazlitt.</i>

<blockquote>The kindest wish of my friends is <b>euthanasia</b>. <i>Arbuthnot.</i></blockquote>

<-- 2. A putting to death for humane purposes. Used to refer to the killing of animals to relieve or avoid pain. -->