Purity is the absence of impurity or contaminants in a substance.
Purity is the ratio of a named pure substance in a sample (by weight, mass, volume, or count), a number between 0 and 1 typically expressed as percent, permille, fraction, or other unit such as:
- Fineness, several units of purity of precious metals
- Nine (purity), an informal unit of purity
- Purity, the colorfulness of a light source
- Purity (quantum mechanics), a measure of correlation between a system and its environment
- Purity (algebraic geometry), a lack of unmixed-ness
Purity is the absence of vice in human character, especially sexual nature.
- Ritual purification, a feature of many religions
- Purity in Buddhism, a spiritual purity of character or essence
Purity may also refer to:
Film
- Purity (film), a 1916 motion picture
- Purity by Anat Zuria
- Black oil (The X-Files) (also known as Purity), a fictional alien virus in the TV series The X-Files
Books
- Pureza (Purity), a 1937 novel by José Lins do Rego
- Purity (novel), a 2015 novel by Jonathan Franzen
- Purity (TV series), a TV series based on the novel
- Purity, a 2012 novel by Jackson Pearce
- Purity, a 1998 novel by Shaun Hutson
- Purity, a 2007 play by Thomas Bradshaw (playwright)
- Cleanness, also known as Purity, a 14th-century poem
Companies
- Purity Dairies, a dairy company in Nashville, Tennessee, United States
- Purity Factories, a food processing company in St. John's, Newfoundland and Labrador, Canada
- Purity Distilling Company, an alcohol manufacturer involved in the Boston Molasses Disaster in the U.S.
- Purity, a former supermarket brand owned by Woolworths Supermarkets (Australia)
Music
- "Purity", a 1999 song by Slipknot on their debut self-titled album
- Purity (Hate Forest album) (2003)
See also
- All pages with titles beginning with Purity
- All pages with titles containing Purity
- Blood purity (disambiguation)
- Chemical purity
- Concentration
- Impurity (disambiguation)
- Pure (disambiguation)