Part 7005

<h1>Metastasis</h1> <Xpage=918>

<hw>Me*tas"ta*sis</hw> <tt>(?)</tt>, <tt>n.</tt>; <plu>pl. <plw>Metastases</plw> <tt>(#)</tt></plu>. <ety>[L., transition, fr. Gr. <?/, fr. <?/ to place in another way; <?/ after + <?/ to place.]</ety>

<p><b>1.</b> <fld>(Theol.)</fld> <def>A spiritual change, as during baptism.</def>

<p><b>2.</b> <fld>(Med.)</fld> <def>A change in the location of a disease, as from one part to another.</def>

<i>Dunglison.</i>

<p><b>3.</b> <fld>(Physiol.)</fld> <def>The act or process by which matter is taken up by cells or tissues and is transformed into other matter; in plants, the act or process by which are produced all of those chemical changes in the constituents of the plant which are not accompanied by a production of organic matter; metabolism.</def>

<h1>Metastatic</h1> <Xpage=918>

<hw>Met`a*stat"ic</hw> <tt>(?)</tt>, <tt>a.</tt> <def>Of, pertaining to, or caused by, metastasis; <as>as, a <ex>metastatic</ex> abscess; the <ex>metastatic</ex> processes of growth.</as></def>

<h1>Metasternal</h1> <Xpage=918>

<hw>Met`a*ster"nal</hw> <tt>(?)</tt>, <tt>a.</tt> <def>Of or pertaining to the metasternum.</def>

<h1>Metasternum</h1> <Xpage=918>

<hw>Met`a*ster"num</hw> <tt>(?)</tt>, <tt>n.</tt> <ety>[Pref. <ets>meta-</ets> + <ets>sternum</ets>.]</ety> <p><b>1.</b> <fld>(Anat.)</fld> <def>The most posterior element of the sternum; the ensiform process; xiphisternum.</def>

<p><b>2.</b> <fld>(Zo\'94l.)</fld> <def>The ventral plate of the third or last segment of the thorax of insects.</def>

<h1>Metastoma, Metastome</h1> <Xpage=918>

<hw><hw>Me*tas"to*ma</hw> <tt>(?)</tt>, <hw>Met"a*stome</hw> <tt>(?)</tt>,<hw> <tt>n.</tt> <ety>[NL. <ets>metastoma</ets>, from Gr. <grk>meta`</grk> behind + <grk>sto`ma</grk> mouth.]</ety> <fld>(Zo\'94l.)</fld> <def>A median elevation behind the mouth in the arthropods.</def>

<h1>Metatarsal</h1> <Xpage=918>

<hw>Met`a*tar"sal</hw> <tt>(?)</tt>, <tt>a.</tt> <fld>(Anat.)</fld> <def>Of or pertaining to the metatarsus.</def> -- <def2><tt>n.</tt> <def>A metatarsal bone.</def></def2>

<h1>Metatarse</h1> <Xpage=918>

<hw>Met"a*tarse</hw> <tt>(?)</tt>, <tt>n.</tt> <fld>(Anat.)</fld> <def>Metatarsus.</def>

<h1>Metatarsus</h1> <Xpage=918>

<hw>Met`a*tar"sus</hw> <tt>(?)</tt>, <tt>n.</tt>; <plu>pl. <plw>Metatarsi</plw> <tt>(#)</tt></plu>. <ety>[NL. See <er>Meta-</er>, and <er>Tarsus</er>.]</ety> <fld>(Anat.)</fld> <def>That part of the skeleton of the hind or lower limb between the tarsus and phalanges; metatarse. It consists, in the human foot, of five bones. See <i>Illustration</i> in Appendix.</def>

<h1>Metathesis</h1> <Xpage=918>

<hw>Me*tath"e*sis</hw> <tt>(?)</tt>, <tt>n.</tt>; <plu>pl. <plw>Metatheses</plw> <tt>(<?/)</tt>. <ety>[L., fr. Gr. <grk>meta`thesis</grk>, fr. <grk>metatithe`nai</grk> to place differently, to transpose; <grk>meta`</grk> beyond, over + <grk>tithe`nai</grk> to place, set. See <er>Thesis</er>.]</ety> <p><b>1.</b> <fld>(Gram.)</fld> <def>Transposition, as of the letters or syllables of a word; <as>as, <ex>pistris</ex> for <ex>pristis</ex>; <ex>meagre for <ex>meager</ex>.</as></def>

<p><b>2.</b> <fld>(Med.)</fld> <def>A mere change in place of a morbid substance, without removal from the body.</def>

<p><b>3.</b> <fld>(Chem.)</fld> <def>The act, process, or result of exchange, substitution, or replacement of atoms and radicals; thus, by <i>metathesis</i> an acid gives up all or part of its hydrogen, takes on an equivalent amount of a metal or base, and forms a salt.</def>

<h1>Metathetic, Metathetical</h1> <Xpage=918>

<hw><hw>Met`a*thet"ic</hw> <tt>(?)</tt>, <hw>Met`a*thet"ic*al</hw> <tt>(?)</tt>,<hw> <tt>a.</tt> <def>Of or pertaining to metathesis.</def>

<h1>Metathoracic</h1> <Xpage=918>