1540s, "auditory" (originally of confessions), from Medieval Latin auricularis, from Latin auricula "ear," diminutive of auris (see ear (n.1)). Meaning "pertaining to the ear" is from 1640s.
an auricular appendage
an auricular confession
auricular fibrillation
aura
aural
aureate
aureole
auricle
auricular
auriferous
Auriga
aurochs
aurora
aurora borealis
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