au·ric·u·lar 
(ô-rĭkyə-lər)
(ô-rĭkyə-lər)adj.
1. Of or relating to the sense of hearing or the organs of hearing.
2. Perceived by or spoken into the ear: an auricular confession.
3. Shaped like an ear or an earlobe; having earlike parts or extensions.
4. Of or relating to an auricle of the heart: auricular fibrillation.
[Middle English auriculer, spoken into the ear, from Late Latin auriculāris, from Latin auricula, ear; see AURICLE.]
au·ricu·lar·ly adv.