1844, "pertaining to the ear," from Latin auris "the ear as the organ of hearing" (see ear (n.1)) + -al (1). Meaning "received or perceived by ear" is attested by 1860. Related: Aurally.
an animal with a very sensitive aural apparatus
various aural effects that precede a migraine headache
auk
auld
aunt
auntie
aura
aural
aureate
aureole
auricle
auricular
auriferous