Part 5462

<h1>Hyalea</h1> <Xpage=715>

<hw>Hy*a"le*a</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[NL., fr. Gr. <?/ glassy, fr. <?/ glass.]</ety> <fld>(Zo\'94l.)</fld> <def>A pteroid of the genus <spn>Cavolina</spn>. See <er>Pteropoda</er>, and <i>Illustration</i> in Appendix.</def>

<h1>Hyalescence</h1> <Xpage=715>

<hw>Hy`a*les"cence</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[See <er>Hyaline</er>.]</ety> <def>The process of becoming, or the state of being, transparent like glass.</def>

<h1>Hyaline</h1> <Xpage=715>

<hw>Hy"a*line</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[L. <ets>hyalinus</ets>, Gr. <?/, fr. <?/ glass: cf. F. <ets>hyalin</ets>.]</ety> <def>Glassy; resembling glass; consisting of glass; transparent, like crystal.</def> "<i>Hyaline</i> spaces."

<i>Carpenter.</i>

<h1>Hyaline</h1> <Xpage=715>

<hw>Hy"a*line</hw>, <tt>n.</tt> <p><b>1.</b> <def>A poetic term for the sea or the atmosphere.</def> "The clear <i>hyaline</i>, the glassy sea."

<i>Milton.</i>

<blockquote>Our blood runs amazed 'neath the calm <b>hyaline</b>. <i>Mrs. Browning.</i></blockquote>

<p><b>2.</b> <fld>(Biol.)</fld> <def>The pellucid substance, present in cells in process of development, from which, according to some embryologists, the cell nucleous originates.</def>

<p><b>3.</b> <fld>(Physiol. Chem.)</fld> <def>The main constituent of the walls of hydatid cysts; a nitrogenous body, which, by decomposition, yields a dextrogyrate sugar, susceptible of alcoholic fermentation.</def>

<i>Gamgee.</i>

<h1>Hyalite</h1> <Xpage=715>

<hw>Hy"a*lite</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/ glass: cf. F. <ets>hyalite</ets>.]</ety> <fld>(Min.)</fld> <def>A pellucid variety of opal in globules looking like colorless gum or resin; -- called also <altname>M\'81ller's glass</altname>.</def>

<h1>Hyalograph</h1> <Xpage=715>

<hw>Hy*al"o*graph</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/ glass + <ets>graph</ets>.]</ety> <def>An instrument for tracing designs on glass.</def>

<h1>Hyalography</h1> <Xpage=715>

<hw>Hy`a*log"ra*phy</hw> <tt>(?)</tt>, <tt>n.</tt> <def>Art of writing or engraving on glass.</def>

<h1>Hyaloid</h1> <Xpage=715>

<hw>Hy"a*loid</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[Gr. <?/ glassy, transparent; <?/ glass + <?/ appearance: cf. F. <ets>hyalo\'8bde</ets>.]</ety> <fld>(Anat.)</fld> <def>Resembling glass; vitriform; transparent; hyaline; <as>as, the <ex>hyaloid</ex> membrane, a very delicate membrane inclosing the vitreous humor of the eye</as>.</def>

<h1>Hyalonema</h1> <Xpage=715>

<hw>Hy`a*lo*ne"ma</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[NL., fr. Gr. <?/ glass + <?/ a thread.]</ety> <fld>(Zo\'94l.)</fld> <def>A genus of hexactinelline sponges, having a long stem composed of very long, slender, transparent, siliceous fibres twisted together like the strands of a color. The stem of the Japanese species (<spn>H. Sieboldii</spn>), called <stype>glass-rope</stype>, has long been in use as an ornament. See <er>Glass-rope</er>.</def>

<h1>Hyalophane</h1> <Xpage=715>

<hw>Hy*al"o*phane</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/ glass + <?/ to appear.]</ety> <fld>(Min.)</fld> <def>A species of the feldspar group containing barium. See <er>Feldspar</er>.</def>

<h1>Hyalospongia</h1> <Xpage=715>

<hw>Hy`a*lo*spon"gi*a</hw> <tt>(?)</tt>, <tt>n. pl.</tt> <ety>[NL., fr. Gr. <?/ glass + <?/ a sponge.]</ety> <fld>(Zo\'94l.)</fld> <def>An order of vitreous sponges, having glassy six-rayed, siliceous spicules; -- called also <altname><spn>Hexactinellin\'91</spn></altname>.</def>