Acidity
/əˈsɪdɪti/noun
The quality or state of being acidic.
Did you know?Its core comes from Latin *acidus* meaning “sour” or “sharp,” from *acere* “to be sour,” a root that also gave English the word *acid* itself.
Etymological Timeline
Proto-Indo-European
PIE
*ak-
“to be sharp, pointed”
Latin
Latin
acere
“to be sour”
Latin
Latin
acidus
“sour, sharp-tasting”
Late Latin
Latin
aciditas
“sourness, acidity”
14th–15th Century
English
acidité / acidity
“sourness; the quality of being acid”
Modern English
English
acidity
“the quality or state of being acidic”