- The external ear, or that part of the ear which is
prominent from the head. - 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. - An angular or ear-shaped lobe. - An instrument applied to the ears to give aid in hearing;
a kind of ear trumpet.