Part 3915

<hw>E*ryth"rism</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/ red: cf. F. <ets>\'82rythrisme</ets>.]</ety> <fld>(Zo\'94l.)</fld> <def>A condition of excessive redness. See <er>Erythrochroism</er>.</def>

<h1>Erythrite</h1> <Xpage=508>

<hw>E*ryth"rite</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/ red.]</ety>

<p><b>1.</b> <fld>(Chem.)</fld> <def>A colorless crystalline substance, <chform>C4H6.(OH)4</chform>, of a sweet, cooling taste, extracted from certain lichens, and obtained by the decomposition of <i>erythrin</i>; -- called also <altname>erythrol</altname>, <altname>erythroglucin</altname>, <altname>erythromannite</altname>, <altname>pseudorcin</altname>, <altname>cobalt bloom</altname>, and under the name <altname>phycite</altname> obtained from the alga <spn>Protococcus vulgaris</spn>. It is a tetrabasic alcohol, corresponding to glycol and glycerin.</def> <-- now usu. called erythritol, HO.CH2.CHOH.CHOH.CH2.OH Has coronary vasodilator activity. -->

<p><b>2.</b> <fld>(Min.)</fld> <def>A rose-red mineral, crystallized and earthy, a hydrous arseniate of cobalt, known also as <altname>cobalt bloom</altname>; -- called also <altname>erythrin</altname> or <altname>erythrine</altname>.</def>

<h1>Erythrochroic</h1> <Xpage=508>

<hw>E*ryth`ro*chro"ic</hw> <tt>(?)</tt>, <tt>a.</tt> <fld>(Zo\'94l.)</fld> <def>Having, or subject to, erythrochroism.</def>

<h1>Erythrochroism</h1> <Xpage=508>

<hw>E*ryth"ro*chro*ism</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/ red + <?/ color.]</ety> <fld>(Zo\'94l.)</fld> <def>An unusual redness, esp. in the plumage of birds, or hair of mammals, independently of age, sex, or season.</def>

<h1>Erythrodextrin</h1> <Xpage=508>

<hw>E*ryth`ro*dex"trin</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/ red + E. <ets>dextrin</ets>.]</ety> <fld>(Physiol. Chem.)</fld> <def>A dextrin which gives a red color with iodine. See <er>Dextrin</er>.</def>

<h1>Erythrogen</h1> <Xpage=508>

<hw>E*ryth"ro*gen</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/ red + <ets>-gen</ets>.]</ety> <fld>(Chem.)</fld> <sd>(a)</sd> <def>Carbon disulphide; -- so called from certain red compounds which it produces in combination with other substances.</def> <sd>(b)</sd> <def>A substance reddened by acids, which is supposed to be contained in flowers.</def> <sd>(c)</sd> <def>A crystalline substance obtained from diseased bile, which becomes blood-red when acted on by nitric acid or ammonia.</def>

<h1>Erythrogranulose</h1> <Xpage=508>

<hw>E*ryth`ro*gran"u*lose</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/ red + E. <ets>granulose</ets>.]</ety> <fld>(Physiol. Chem.)</fld> <def>A term applied by Br\'81cke to a substance present in small amount in starch granules, colored red by iodine.</def>

<h1>Erythroid</h1> <Xpage=508>

<hw>Er"y*throid</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[Gr. <?/ red + <ets>-oid</ets>: cf. Gr. <?/.]</ety> <def>Of a red color; reddish; <as>as, the <ex>erythroid</ex> tunic (the cremaster muscle)</as>.</def>

<h1>Erythroleic</h1> <Xpage=508>

<hw>Er`y*thro"le*ic</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[Gr. <?/ red + L. <ets>oleum</ets> oil.]</ety> <fld>(Chem.)</fld> <def>Having a red color and oily appearance; -- applied to a purple semifluid substance said to be obtained from archil.</def>

<h1>Erythrolein</h1> <Xpage=508>

<hw>Er`y*thro"le*in</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[See <er>Erythroleic</er>.]</ety> <fld>(Chem.)</fld> <def>A red substance obtained from litmus.</def>

<h1>Erythrolitmin</h1> <Xpage=508>

<hw>E*ryth`ro*lit"min</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/ red + E. <ets>litmus</ets>.]</ety> <fld>(Chem.)</fld> <def>Erythrolein.</def>

<h1>Erythronium</h1> <Xpage=508>

<hw>Er`y*thro"ni*um</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[NL., from Gr. <?/ a kind of plant, fr. <?/ red.]</ety> <fld>(Chem.)</fld> <def>A name originally given (from its <i>red</i> acid) to the metal vanadium.</def> <mark>[R.]</mark>

<h1>Erythrophleine</h1> <Xpage=508>

<hw>E*ryth`ro*phle"ine</hw> <tt>(?; 104)</tt>, <tt>n.</tt> <fld>(Chem.)</fld> <def>A white crystalline alkaloid, extracted from sassy bark (<spn>Erythrophleum Guineense</spn>).</def>

<h1>Erythrophyll, Erythrophyllin</h1> <Xpage=508>