As nouns the difference between terms and mezzo
is that terms is while mezzo is (music) mezzo-soprano.
terms
English
Noun
(head)
Statistics
*
----
mezzo
English
Noun
(
en noun)
(music) mezzo-soprano
* {{quote-news, 1983, January 2, John Rockwell, New Opera May Have a Future After All, The New York Times
, passage= Emily Golden, a
mezzo who was adept in an especially (
SIC) wide range of roles; }}
----