The definition of an aria is a song that is a melody for a solo voice with an instrumental accompaniment that is often performed in an opera.
(noun)An example of a well known aria is Celeste Aida from Aida.
See aria in Webster's New World College Dictionary
noun
Origin: It < L aer, air
Origin: ModL < L, neut. pl. of -arius, -ary
See aria in American Heritage Dictionary 4
noun
Origin:
Origin: Italian
Origin: , from Latin āera
Origin: , accusative of āēr, air
Origin: , from Greek āēr; see wer-1 in Indo-European roots
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