| auric | 1. Of or pertaining to gold. 2. <chemistry> Pertaining to, or derived from, gold; said of those compounds of gold in which this element has its higher valence; as, auric oxide; auric chloride. Origin: L. Aurum gold. Source: Websters Dictionary (01 Mar 1998) |
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| aurichalceous | <zoology> Brass-coloured. Origin: L. Aurichalcum, for orichalcum brass. Source: Websters Dictionary (01 Mar 1998) |
| aurichalcite | <chemical> A hydrous carbonate of copper and zinc, found in pale green or blue crystalline aggregations. It yields a kind of brass on reduction. See: Aurichalceous. Source: Websters Dictionary (01 Mar 1998) |
| auricle | <botany> An ear-shaped appendage at the base of a leaf, leaflet or corolla lobe. Adj. Auriculate. (09 Oct 1997) |
| auricle of atrium | A small conical ("ear-shaped") pouch projecting from the upper anterior portion of each atrium of the heart, increasing slightly the atrial volume. See: auricle of left atrium, auricle of right atrium. Synonym: auricula atrialis, atrial auricle, atrial auricula, auricle, auricula, auricular appendage, auricular appendix, skin tag. (05 Mar 2000) |
| auricle of left atrium | The small conical projection from the left atrium of the heart. Synonym: auricula sinistra, left auricular appendage. (05 Mar 2000) |
| auricle of right atrium | The small conical projection from the right atrium of the heart. Synonym: auricula dextra, right auricular appendage. (05 Mar 2000) |
| auricula | Origin: L. Auricula. See Auricle. 1. <botany> (a) A species of Primula, or primrose, called also, from the shape of its leaves, bear's-ear. A species of Hirneola (H. Auricula), a membranaceous fungus, called also auricula Judae, or Jew's-ear. 2. <marine biology> A genus of air-breathing mollusks mostly found near the sea, where the water is brackish One of the five arched processes of the shell around the jaws of a sea urchin. (19 Mar 1998) |
| auricula atrialis | A small conical ("ear-shaped") pouch projecting from the upper anterior portion of each atrium of the heart, increasing slightly the atrial volume. See: auricle of left atrium, auricle of right atrium. Synonym: auricula atrialis, atrial auricle, atrial auricula, auricle, auricula, auricular appendage, auricular appendix, skin tag. (05 Mar 2000) |
| auricula dextra | The small conical projection from the right atrium of the heart. Synonym: auricula dextra, right auricular appendage. (05 Mar 2000) |
| auricula sinistra | The small conical projection from the left atrium of the heart. Synonym: auricula sinistra, left auricular appendage. (05 Mar 2000) |
| auricular | <anatomy> Pertaining to an auricle or to the ear, and, formerly, to an atrium of the heart. Origin: L. Auricularis (18 Nov 1997) |
| auricular appendage | A small congenital skin tag usually located anterior to the tragus of the ear, often called a skin tag; more often unilateral than bilateral. (05 Mar 2000) |
| auricular appendix | A small conical ("ear-shaped") pouch projecting from the upper anterior portion of each atrium of the heart, increasing slightly the atrial volume. See: auricle of left atrium, auricle of right atrium. Synonym: auricula atrialis, atrial auricle, atrial auricula, auricle, auricula, auricular appendage, auricular appendix, skin tag. (05 Mar 2000) |
| auricular arc | A line carried over the cranium from the centre of one external auditory meatus to that of the other. Synonym: interauricular arc. (05 Mar 2000) |