As nouns the difference between purity and oleometer
is that purity is the state or degree of being pure while oleometer is an instrument for determining the weight and purity of oil.
As a proper noun Purity
is {{given name|female|from=English}} from the virtue purity.
purity
English
Noun
(purities)
The state or degree of being pure.
Antonyms
* impurity
oleometer
English
Noun
(
en noun)
(chemistry) An instrument for determining the weight and purity of oil.