Part 6999

<hw>Met`al*log"ra*phy</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[L. <ets>metallum</ets> metal + <ets>-graphy</ets>: cf. F. <ets>m\'82tallographie</ets>.]</ety> <p><b>1.</b> <def>The science or art of metals and metal working; also, a treatise on metals.</def>

<p><b>2.</b> <def>A method of transferring impressions of the grain of wood to metallic surfaces by chemical action.</def>

<i>Knight.</i>

<p><b>3.</b> <def>A substitute for lithography, in which metallic plates are used instead of stone.</def>

<i>Knight.</i>

<h1>Metalloid</h1> <Xpage=917>

<hw>Met"al*loid</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[L. <ets>metallum</ets> metal + <ets>-oid</ets>: cf. F. <ets>m\'82tallo\'8bde</ets>.]</ety> <sd>(a)</sd> <def>Formerly, the metallic base of a fixed alkali, or alkaline earth; -- applied by Sir H. Davy to sodium, potassium, and some other metallic substances whose metallic character was supposed to be not well defined.</def> <sd>(b)</sd> <def>Now, one of several elementary substances which in the free state are unlike metals, and whose compounds possess or produce acid, rather than basic, properties; a nonmetal; <as>as, boron, carbon, phosphorus, nitrogen, oxygen, sulphur, chlorine, bromine, etc.</as>, are <i>metalloids</i>.</def>

<h1>Metalloid</h1> <Xpage=917>

<hw>Met"al*loid</hw>, <tt>a.</tt> <p><b>1.</b> <def>Having the appearance of a metal.</def>

<p><b>2.</b> <fld>(Chem.)</fld> <def>Having the properties of a nonmetal; nonmetallic; acid; negative.</def>

<h1>Metalloidal</h1> <Xpage=917>

<hw>Met`al*loid"al</hw> <tt>(?)</tt>, <tt>a.</tt> <def>Metalloid.</def>

<h1>Metallorganic</h1> <Xpage=917>

<hw>Met`al*lor*gan"ic</hw> <tt>(?)</tt>, <tt>a.</tt> <def>Metalorganic.</def>

<h1>Metallotherapy</h1> <Xpage=917>

<hw>Me*tal`lo*ther"a*py</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[L. <ets>metallum</ets> metal + E. <ets>therapy</ets>.]</ety> <fld>(Med.)</fld> <def>Treatment of disease by applying metallic plates to the surface of the body.</def>

<h1>Metallurgic, Metallurgical</h1> <Xpage=917>

<hw><hw>Met`al*lur"gic</hw> <tt>(?)</tt>, <hw>Met`al*lur"gic*al</hw> <tt>(?)</tt>,<hw> <tt>a.</tt> <ety>[Cf. F. <ets>m\'82tallurgique</ets>.]</ety> <def>Of or pertaining to metallurgy.</def>

<h1>Metallurgist</h1> <Xpage=917>

<hw>Met"al*lur`gist</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Cf. F. <ets>m\'82tallurgiste</ets>.]</ety> <def>One who works in metals, or prepares them for use; one who is skilled in metallurgy.</def>

<h1>Metallurgy</h1> <Xpage=917>

<hw>Met"al*lur`gy</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[F. <ets>m\'82tallurgie</ets>, fr. L. <ets>metallum</ets> metal, Gr. <?/ a mine + the root of <?/ work. See <er>Metal</er>, and <er>Work</er>.]</ety> <def>The art of working metals, comprehending the whole process of separating them from other matters in the ore, smelting, refining, and parting them; sometimes, in a narrower sense, only the process of extracting metals from their ores.</def>

<h1>Metalman</h1> <Xpage=917>

<hw>Met"al*man</hw> <tt>(?)</tt>, <tt>n.</tt>; <plu>pl. <plw>Metalmen</plw> <tt>(<?/)</tt>.</plu> <def>A worker in metals.</def>

<h1>Metalogical</h1> <Xpage=917>

<hw>Met`a*log"ic*al</hw> <tt>(?)</tt>, <tt>a.</tt> <def>Beyond the scope or province of logic.</def>

<h1>Metalorganic</h1> <Xpage=917>

<hw>Met`al*or*gan"ic</hw> <tt>(?)</tt>, <tt>a.</tt> <ety>[<ets>Metal</ets>, L. <ets>metallum</ets> + E. <ets>organic</ets>.]</ety> <fld>(Chem.)</fld> <def>Pertaining to, or denoting, any one of a series of compounds of certain metallic elements with organic radicals; as, zinc methyl, sodium ethyl, etc.</def> <altsp>[Written also <asp>metallorganic</asp>.]</altsp>