orichalcum brass.] (Zo”l.) BrassÐcolored.
Au·riÏchal¶cite (?), n. [See Aurichalceous.] (Min.) A hydrous carbonate of copper and zinc, found in pale green or blue crystalline aggregations. It yields a kind of brass on reduction.
Au¶riÏcle (?), n. [L. auricula, dim. of auris ear. See Ear.] 1.ÿ(Anat.) (a) The external ear, or that part of the ear which is prominent from the head. (b) The chamber, or one of the two chambers, of the heart, by which the blood is received and transmitted to the ventricle or ventricles; Ð so called from its resemblance to the auricle or external ear of some quadrupeds. See Heart.
2.ÿ(Zo”l.) An angular or earÐshaped lobe.
3. An instrument applied to the ears to give aid in hearing; a kind of ear trumpet.
Mansfield.
Au¶riÏcled (?), a.ÿHaving earÐshaped appendages or lobes; auriculate; as, auricled leaves.
Ø AuÏric¶uÏla (?), n.; pl. L. Auricul‘ (?), E. Auriculas (?). [L. auricula. See Auricle.] 1. (Bot.) (a) A species of Primula, or primrose, called also, from the shape of its leaves, bear'sÐear. (b) (b) A species of Hirneola (H. auricula), a membranaceous fungus, called also auricula Jud‘, or Jew'sÐear.
P. Cyc.
2.ÿ(Zo”l.) (a) A genus of airÐbreathing mollusks mostly found near the sea, where the water is brackish

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AuÏric¶uÏlar (?), a. [LL. auricularis: cf. F. auriculaire. See Auricle.] 1. Of or pertaining to the ear, or to the sense of hearing; as, auricular nerves. 2. Told in the ear, i. e., told privately; as, auricular confession to the priest. This next chapter is a penitent confession of the king, and the strangest… that ever was auricular. Milton. 3. Recognized by the ear; known by the sense of hearing; as, auricular evidence. ½Auricular assurance.¸ Shak. 4. Received by the ear; known by report. ½Auricular traditions.¸ Bacon. 5. (Anat.) Pertaining to the auricles of the heart. Auricular finger, the little finger; so called because it can be readily introduced into the ear passage. Ø AuÏric·uÏla¶riÏa (?), n. pl. [Neut. pl., fr. LL. auricularis.] (Zo”l.) A kind of holothurian larva, with soft, blunt appendages. See Illustration in Appendix. AuÏric¶uÏlarÏly, adv. In an auricular manner. AuÏric¶uÏlars (?), n. pl. (Zo”l.) A circle of feathers surrounding the opening of the ear of birds. AuÏric¶uÏlate (?), AuÏric¶uÏla·ted (?), } a. [See Auricle.] (Biol.) Having ears or appendages like ears; eared. Esp.: (a) (Bot.) Having lobes or appendages like the ear; shaped like the ear; auricled. (b) (Zo”l.) Having an angular projection on one or both sides, as in certain bivalve shells, the foot of some gastropods, etc. Auriculate leaf, one having small appended leaves or lobes on each side of its petiole or base. AuÏrif¶erÏous (?), a. [L. aurifer; aurum gold + ferre to bear: cf. F. aurifŠre.] GoldÐbearing; containing or producing gold. Whence many a bursting stream auriferous plays. Thomson. ÷ pyrites, iron pyrites (iron disulphide), containing some gold disseminated through it. Au¶riÏflamme (?), n. See Oriflamme. Au¶riÏform (?), a. [L. auris ear + Ïform.] Having the form of the human ear; earÐshaped. Ø AuÏri¶ga (?), n. [L., charioteer.] (Anat.) The Charioteer, or Wagoner, a constellation in the northern hemisphere, situated between Perseus and Gemini. It contains the bright star Capella. AuÏri¶gal (?), a. [L. aurigalis.] Of or pertaining to a chariot. [R.] Au·riÏga¶tion (?), n. [L. aurigatio, fr. aurigare to be a charioteer, fr. auriga.] The act of driving a chariot or a carriage. [R.] De Quincey. AuÏrig¶raÏphy (?), n. [L. aurum gold + Ïgraphy.] The art of writing with or in gold. Au¶rin (?), n. [L. aurum gold.] (Chem.) A red coloring matter derived from phenol; Ð called also, in commerce, yellow coralin. Au·riÏphryg¶iÏate (?), a. [LL. auriphrigiatus; L. aurum gold + LL. phrygiare to adorn with Phrygian needlework, or with embroidery; perhaps corrupted from some other word. Cf. Orfrays.] Embroidered or decorated with gold. [R.] Southey. Au·riÏpig¶ment (?), n. See Orpiment. [Obs.] Au¶riÏscalp (?), n. [L. auris ear + scalpere to scrape.] An earpick. Au¶riÏscope (?), n. [L. auris + Ïscope.] (Med.) An instrument for examining the condition of the ear. AuÏris¶coÏpy (?), n. Examination of the ear by the aid of the auriscope. Au¶rist (?), n. [L. auris ear.] One skilled in treating and curing disorders of the ear. Au¶riÏted (?), a. [L. auritus, fr. auris ear.] (Zo”l.) Having lobes like the ear; auriculate. AuÏriv¶oÏrous (?), a. [L. aurum gold + vorare to devour.] GoldÐdevouring. [R.] H. Walpole. Au·roÏceph¶aÏlous (?), a. [Aurum + cephalous.] (Zo”l.) Having a goldÐcolored head. Au·roÏchlo¶ride (?), n. [Aurum + chloride.] (Chem.) The trichloride of gold combination with the chloride of another metal, forming a double chloride; Ð called also chloraurate. Au¶rochs (?), n. [G. auerochs, OHG. ?rohso; ?r (cf. AS. ?r) + ohso ox, G. ochs. Cf. Owre, Ox.] (Zo”l.) The European bison (Bison bonasus, or Europ‘us), once widely distributed, but now nearly extinct, except where protected in the Lithuanian forests, and perhaps in the Caucasus. It is distinct from the Urus of C‘sar, with which it has often been confused. Au·roÏcy¶aÏnide (?), n. [Aurum + cyanide.] (Chem.) A double cyanide of gold and some other metal or radical; Ð called also cyanaurate. AuÏro¶ra (?), n.; pl. E. Auroras (?), L. (rarely used) Auror‘ (?). [L. aurora, for ausosa, akin to Gr. ?, ?, dawn, Skr. ushas, and E. east.] 1. The rising light of the morning; the dawn of day; the redness of the sky just before the sun rises. 2. The rise, dawn, or beginning. Hawthorne. 3. (Class. Myth.) The Roman personification of the dawn of day; the goddess of the morning. The poets represented her a rising out of the ocean, in a chariot, with rosy fingers dropping gentle dew. 4. (Bot.) A species of crowfoot. Johnson. 5. The aurora borealis or ~ australis (northern or southern lights). Aurora borealis (?), i. e., northern daybreak; popularly called northern lights. A luminous meteoric phenomenon, visible only at night, and supposed to be of electrical origin. This species of light usually appears in streams, ascending toward the zenith from a dusky line or bank, a few degrees above the northern horizon; when reaching south beyond the zenith, it forms what is called the corona, about a spot in the heavens toward which the dipping needle points. Occasionally the ~ appears as an arch of light across the heavens from east to west. Sometimes it assumes a wavy appearance, and the streams of light are then called merry dancers. They assume a variety of colors, from a pale red or yellow to a deep red or blood color. The Aurora australis (?) is a corresponding phenomenon in the southern hemisphere, the streams of light ascending in the same manner from near the southern horizon. AuÏro¶ral (?). a. Belonging to, or resembling, the aurora (the drawn or the northern lights); rosy. Her cheeks suffused with an auroral blush. Longfellow. Au¶rous (?), a. 1. Containing gold. 2. (Chem.) Pertaining to, or derived from, gold; Ð said of those compounds of gold in which this element has its lower valence; as, aurous oxide. Ø Au¶rum (?), n. [L.] Gold. ÷ fulminans (?). See Fulminate. Ð ÷ mosaicum (?). See Mosaic. AusÏcult¶ (?), v. i. & t. To auscultate. Aus¶culÏtate (?), v. i. & t. To practice auscultation; to examine by auscultation. Aus·culÏta¶tion (?), n. [L. ausculcatio, fr. auscultare to listen, fr. a dim. of auris, orig. ausis, ear. See Auricle, and cf. Scout, n.] 1. The act of listening or hearkening to. Hickes. 2. (Med.) An examination by listening either directly with the ear (immediate auscultation) applied to parts of the body, as the abdomen; or with the stethoscope (mediate ~), in order to distinguish sounds recognized as a sign of health or of disease. Aus¶culÏta·tor (?), n. One who practices auscultation. AusÏcul¶taÏtoÏry (?), a. Of or pertaining to auscultation. Dunglison.