Part 933

<p><b>15.</b> <fld>(Crystallog.)</fld> <def>The basal plane of a crystal.</def>

<p><b>16.</b> <fld>(Geol.)</fld> <def>The ground mass of a rock, especially if not distinctly crystalline.</def>

<p><b>17.</b> <fld>(Her.)</fld> <def>The lower part of the field. See <er>Escutcheon</er>.</def>

<p><b>18.</b> <def>The housing of a horse.</def> <mark>[Obs.]</mark>

<p><b>19.</b> <pluf>pl.</pluf> <def>A kind of skirt ( often of velvet or brocade, but sometimes of mailed armor) which hung from the middle to about the knees, or lower.</def> <mark>[Obs.]</mark>

<p><b>20.</b> <def>The lower part of a robe or petticoat.</def> <mark>[Obs.]</mark>

<p><b>21.</b> <def>An apron.</def> <mark>[Obs.]</mark> "Bakers in their linen <i>bases</i>."

<i>Marston.</i>

<p><b>22.</b> <def>The point or line from which a start is made; a starting place or a goal in various games.</def>

<blockquote>To their appointed <b>base</b> they went. <i>Dryden.</i></blockquote>

<p><b>23.</b> <fld>(Surv.)</fld> <def>A line in a survey which, being accurately determined in length and position, serves as the origin from which to compute the distances and positions of any points or objects connected with it by a system of triangles.</def>

<i>Lyman.</i>

<p><b>24.</b> <def>A rustic play; -- called also <altname>prisoner's base</altname>, <altname>prison base</altname>, or <altname>bars</altname>.</def> "To run the country <i>base</i>."

<i>Shak.</i>

<p><b>25.</b> <fld>(Baseball)</fld> <def>Any one of the four bounds which mark the circuit of the infield.</def>

<cs><col>Altern base</col>. <cd>See under <er>Altern</er>.</cd> -- <col>Attic base</col>. <fld>(Arch.)</fld> <cd>See under <er>Attic</er>.</cd> -- <col>Base course</col>. <fld>(Arch.)</fld> <sd>(a)</sd> <cd>The first or lower course of a foundation wall, made of large stones of a mass of concrete; -- called also <altname>foundation course</altname>. <sd>(b)</sd> The architectural member forming the transition between the basement and the wall above.</cd> -- <col>Base hit</col> <fld>(Baseball)</fld>, <cd>a hit, by which the batsman, without any error on the part of his opponents, is able to reach the first base without being put out.</cd> -- <col>Base line</col>. <sd>(a)</sd> <cd>A main line taken as a base, as in surveying or in military operations.</cd> <sd>(b)</sd> <cd>A line traced round a cannon at the rear of the vent.</cd> -- <col>Base plate</col>, <cd>the foundation plate of heavy machinery, as of the steam engine; the bed plate.</cd> -- <col>Base ring</col> <fld>(Ordnance)</fld>, <cd>a projecting band of metal around the breech, connected with the body of the gun by a concave molding.</cd> <i>H. L. Scott.</i></cs>

<h1>Base</h1> <Xpage=122>

<hw>Base</hw> <tt>(?)</tt>, <tt>v. t.</tt> <wordforms>[<tt>imp. & p. p.</tt> <er>Based</er> (<?/); <tt>p. pr. & vb. n.</tt> <er>Basing</er>.]</wordforms> <ety>[From <er>Base</er>, <tt>n.</tt>]</ety> <def>To put on a base or basis; to lay the foundation of; to found, as an argument or conclusion; -- used with <i>on</i> or <i>upon</i>.</def>

<i>Bacon.</i>

<h1>Base</h1> <Xpage=122>

<hw>Base</hw>, <tt>v. t.</tt> <ety>[See <er>Base</er>, <tt>a.</tt>, and cf. <er>Abase</er>.]</ety> <p><b>1.</b> <def>To abase; to let, or cast, down; to lower.</def> <mark>[Obs.]</mark>

<blockquote>If any . . . <b>based</b> his pike. <i>Sir T. North.</i></blockquote>

<p><b>2.</b> <def>To reduce the value of; to debase.</def> <mark>[Obs.]</mark>

<blockquote>Metals which we can not <b>base</b>. <i>Bacon.</i></blockquote>

<h1>Baseball</h1> <Xpage=122>

<hw>Base"ball"</hw> <tt>(?)</tt>, <tt>n.</tt> <p><b>1.</b> <def>A game of ball, so called from the bases or bounds ( four in number) which designate the circuit which each player must endeavor to make after striking the ball.</def>

<p><b>2.</b> <def>The ball used in this game.</def>

<h1>Baseboard</h1> <Xpage=122>