Part 747

<hw>At`ra*bi*la"ri*an</hw>, <tt>n.</tt> <def>A person much given to melancholy; a hypochondriac.</def>

<i>I. Disraeli.</i>

<h1>Atrabiliar</h1> <Xpage=97>

<hw>At`ra*bil"iar</hw> <tt>(#)</tt>, <tt>a.</tt> <def>Melancholy; atrabilious.</def>

<h1>Atrabiliary</h1> <Xpage=97>

<hw>At`ra*bil"ia*ry</hw> <tt>(#)</tt>, <tt>a.</tt> <p><b>1.</b> <def>Of or pertaining to <i>atra bilis</i> or black bile, a fluid formerly supposed to be produced by the kidneys.</def>

<p><b>2.</b> <def>Melancholic or hypohondriac; atrabilious; -- from the supposed predominance of black bile, to the influence of which the ancients attributed hypochondria, melancholy, and mania.</def>

<cs><mcol><col>Atrabiliary arteries</col>, <col>capsules</col>, and <col>veins</col></mcol> <fld>(Anat.)</fld>, <cd>those pertaining to the kidney; -- called also <i>renal<i> arteries, capsules, and veins.</cd></cs>

<h1>Atrabilious</h1> <Xpage=97>

<hw>At`ra*bil"ious</hw> <tt>(#)</tt>, <tt>a.</tt> <def>Melancholic or hypochondriac; atrabiliary.</def>

<i>Dunglision.</i>

<blockquote>A hard-faced, <b>atrabilious</b>, earnest-eyed race. <i>Lowell.</i></blockquote>

<blockquote>He was constitutionally <b>atrabilious</b> and scornful. <i>Froude.</i></blockquote>

<h1>Atramentaceous</h1> <Xpage=97>

<hw>At`ra*men*ta"ceous</hw> <tt>(#)</tt>, <tt>a.</tt> <ety>[L. <ets>atramentum</ets> ink, fr. <ets>ater</ets> black.]</ety> <def>Black, like ink; inky; atramental.</def> <mark>[Obs.]</mark>

<i>Derham.</i>

<h1>Atramental, Atramentous</h1> <Xpage=97>

<hw><hw>At`ra*men"tal</hw> <tt>(#)</tt>, <hw>At`ra*men"tous</hw> <tt>(#)</tt>,<hw> <tt>a.</tt> <def>Of or pertaining to ink; inky; black, like ink; <as>as, <ex>atramental</ex> galls; <ex>atramentous</ex> spots.</as></def>

<h1>Atramentarious</h1> <Xpage=97>

<hw>At`ra*men*ta"ri*ous</hw> <tt>(#)</tt>, <tt>a.</tt> <ety>[Cf. F. <ets>atramentaire</ets>. See <er>Atramentaceous</er>.]</ety> <def>Like ink; suitable for making ink. Sulphate of iron (copperas, green vitriol) is called <i>atramentarious</i>, as being used in making ink.</def>

<h1>Atrede</h1> <Xpage=97>

<hw>At*rede</hw> <tt>(#)</tt>, <tt>v. t.</tt> <ety>[OE. <ets>at</ets> (AS. <ets>\'91t</ets>) out + <ets>rede</ets>.]</ety> <def>To surpass in council.</def> <mark>[Obs.]</mark>

<blockquote>Men may the olde atrenne, but hat <b>atrede</b>. <i>Chaucer.</i></blockquote>

<h1>Atrenne</h1> <Xpage=97>

<hw>At*renne"</hw> <tt>(#)</tt>, <tt>v. t.</tt> <ety>[OE. <ets>at + renne</ets> to run.]</ety> <def>To outrun.</def> <mark>[Obs.]</mark>

<i>Chaucer.</i>

<h1>Atresia</h1> <Xpage=97>

<hw>A*tre"si*a</hw> <tt>(#)</tt>, <tt>n.</tt> <ety>[NL., fr. Gr. <?/ not perforated.]</ety> <fld>(Med.)</fld> <def>Absence or closure of a natural passage or channel of the body; imperforation.</def>