Definify.com
Webster 1913 Edition
Acerbity
1.
Sourness of taste, with bitterness and astringency, like that of unripe fruit.
2.
Harshness, bitterness, or severity;
as,
. acerbity
of temper, of language, of painBarrow.
Webster 1828 Edition
Acerbity
ACERB'ITY
,Noun.
1.
A sourness, with roughness, or astringency.2.
Figuratively, harshness or severity of temper in man.