Au"ric (&?;), a. [L. aurum gold.] 1. Of or pertaining to gold.
2. (Chem.) 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.
Au`ri*chal"ce*ous (&?;), a. [L. aurichalcum, for orichalcum brass.] (Zoöl.) Brass-colored.
Au`ri*chal"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"ri*cle (&?;), n. [L. auricula, dim. of auris ear. See Ear.] 1. (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; -- so called from its resemblance to the auricle or external ear of some quadrupeds. See Heart.