Sop, a piece of bread soaked in a liquid, or the verb associated with soaking bread in liquid.
SOP or sop may also refer to:
Places Sop (West Papua), an island in Indonesian Papua Moore County Airport (North Carolina) (IATA code: SOP) Sop town, Radjasthan, India Sop, Croatia, a village near Rugvica State of Palestine, a country in West Asia
Arts, entertainment, and media SOP (variety show) in the Philippines Sons of the Patriots, a network in Metal Gear Solid 4: Guns of the Patriots An informal term for soprano, a type of the classical female singing voice
Computing Same-origin policy, a security measure SCSI over PCI Express Service-oriented programming Service-oriented provisioning
Process and planning Sales and operations planning, S&OP Standard operating procedure Statement of purpose
Science, medicine, technology SOP (IRC), Super Operator Sensory organ precursor, for example in the NUMB gene Small outline package IC State of polarization in physics, for example Structure–organization–process Sulphate of potash (potassium sulfate) Sum of products
Other uses SOP (State Protection Service), Polish uniformed service which provides VIP security for the Polish government. Sop language, spoken in Papua New Guinea
See also Sour sop, or soursop