Part 6941

<h1>Melanoscope</h1> <Xpage=910>

<hw>Me*lan"o*scope</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/, <?/, black + <ets>-scope</ets>.]</ety> <fld>(Opt.)</fld> <def>An instrument containing a combination of colored glasses such that they transmit only red light, so that objects of other colors, as green leaves, appear black when seen through it. It is used for viewing colored flames, to detect the presence of potassium, lithium, etc., by the red light which they emit.</def>

<h1>Melanosis</h1> <Xpage=910>

<hw>Mel`a*no"sis</hw> <tt>(?)</tt>, <ety>[NL., fr. Gr. <?/ a growing black, fr. <?/, <?/, black.]</ety> <fld>(Med.)</fld> <def>The morbid deposition of black matter, often of a malignant character, causing pigmented tumors.</def>

<h1>Melanosperm</h1> <Xpage=910>

<hw>Me*lan"o*sperm</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/, <?/, black + <?/ seed.]</ety> <fld>(Bot.)</fld> <def>An alga of any kind that produces blackish spores, or seed dust. The melanosperms include the rockweeds and all kinds of kelp.</def> -- <wordforms><wf>Mel`a*no*sper"mous</wf> <tt>(#)</tt>, <tt>a.</tt></wordforms>

<h1>Melanotic</h1> <Xpage=910>

<hw>Mel`a*not"ic</hw> <tt>(?)</tt><def>, Melanistic.</def>

<h1>Melanotype</h1> <Xpage=910>

<hw>Me*lan"o*type</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Gr. <?/, <?/, black + <ets>-type</ets>.]</ety> <fld>(Photog.)</fld> <def>A positive picture produced with sensitized collodion on a smooth surface of black varnish, coating a thin plate of iron; also, the process of making such a picture.</def> <altsp>[Written also <asp>melainotype</asp>.]</altsp>

<h1>Melanterite</h1> <Xpage=910>

<hw>Me*lan"ter*ite</hw> <tt>(?)</tt>, <tt>n.</tt> <fld>(Min.)</fld> <def>A hydrous sulphate of iron of a green color and vitreous luster; iron vitriol.</def>

<h1>Melanure</h1> <Xpage=910>

<hw>Mel"a*nure</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[NL. <ets>melanurus</ets>, fr. Gr. <?/, <?/, black + <?/ tail.]</ety> <fld>(Zo\'94l.)</fld> <def>A small fish of the Mediterranean; a gilthead. See <er>Gilthead</er> <sd>(a)</sd>.</def>

<h1>Melanuric</h1> <Xpage=910>

<hw>Mel`a*nu"ric</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[<ets>Melam</ets> + <ets>urea</ets>.]</ety> <fld>(Chem.)</fld> <def>Pertaining to, or designating, a complex nitrogenous acid obtained by decomposition of melam, or of urea, as a white crystalline powder; -- called also <altname>melanurenic acid</altname>.</def>

<h1>Melaphyre</h1> <Xpage=910>

<hw>Mel"a*phyre</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[F., fr. Gr. <?/, <?/, black + por<ets>phyre</ets> porphyry.]</ety> <fld>(Min.)</fld> <def>Any one of several dark-colored augitic, eruptive rocks allied to basalt.</def>

<h1>Melasma</h1> <Xpage=910>

<hw>Me*las"ma</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[NL., fr. Gr. <?/ black spot.]</ety> <fld>(Med.)</fld> <def>A dark discoloration of the skin, usually local; <as>as, Addison's <ex>melasma</ex>, or Addison's disease</as>.</def> -- <wordforms><wf>Me*las"mic</wf> <tt>(#)</tt>, <tt>a.</tt></wordforms>

<h1>Melasses</h1> <Xpage=910>

<hw>Me*las"ses</hw> <tt>(?)</tt>, <tt>n.</tt> <def>See <er>Molasses</er>.</def>

<h1>Melassic</h1> <Xpage=910>

<hw>Me*las"sic</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[See <er>Molasses</er>.]</ety> <fld>(Chem.)</fld> <def>Pertaining to, or designating, an acid obtained from molasses or glucose, and probably identical with saccharic acid. See </def><er>Saccharic</er>.</def>

<h1>Melastoma</h1> <Xpage=910>

<hw>Me*las"to*ma</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[NL., fr. Gr. <?/ black + <?/ mouth.]</ety> <fld>(Bot.)</fld> <def>A genus of evergreen tropical shrubs; -- so called from the black berries of some species, which stain the mouth.</def>

<h1>Melastomaceous</h1> <Xpage=910>

<hw>Mel`a*sto*ma"ceous</hw> <tt>(?)</tt>, <tt>a.</tt> <fld>(Bot.)</fld> <def>Belonging to the order of which Melastoma is the type.</def>