PX

PX or px may refer to:

• Praxair (stock symbol)
• Air Niugini (IATA airline code)
• Index of the Prague Stock Exchange (PX Index)
• Post exchange, a store operated by the Army and Air Force Exchange Service on US Army posts
• Pedro Ximénez, a grape used in the making of sweet sherries and wines from Montilla-Moriles
• Part exchange
• p-Xylene (Paraxylene), an aromatic hydrocarbon, based on benzene with two methyl substituents, of which PX is the industrial symbol.
• pixels
• Chi Rho, an early christogram formed by superimposing the first two letters in the Greek spelling of the word Christ in such a way to produce the monogram ☧
• Medical prescription, the symbol "℞" looks like "Px".
• Medical procedure, a non-surgical medical intervention, such as a blood transfusion or superficial biopsy.
• Operation PX, a planned Japanese biological attack on the United States in World War II.