not mixed or adulterated with any other substance or material

cars can run on pure alcohol

the jacket was pure wool

(of a sound) perfectly in tune and with a clear tone

these small cymbals produce a quiet but high pitched and very pure note

wholesome and untainted by immorality, especially that of a sexual nature

our fondness for each other is pure and innocent

(of a subject of study) dealing with abstract concepts and not practical application

a theoretical discipline such as pure physics

involving or containing nothing else but; sheer (used for emphasis)

a shout of pure anger

an outcome which may be a matter of pure chance

it was revenge, pure and simple

(of a vowel) not joined with another to form a diphthong