(1):

(n.) The condition of being pure.

(2):

(n.) freedom from foreign admixture or deleterious matter; as, the purity of water, of wine, of drugs, of metals.

(3):

(n.) Cleanness; freedom from foulness or dirt.

(4):

(n.) Freedom from foreign idioms, or from barbarous or improper words or phrases; as, purity of style.

(5):

(n.) Freedom from guilt or the defilement of sin; innocence; chastity; as, purity of heart or of life.

(6):

(n.) Freedom from any sinister or improper motives or views.