The term displacement can have one of several meanings, depending on context:

• Displacement (distance), a physical quantity in kinematics
• Particle displacement, acoustics of sound in air
• Displacement (fluid), a different physical quantity, used in fluid mechanics and navigation; used as a measure of a ship's size
• Engine displacement, a property of an internal combustion engine
• Displacement (psychology)
• Displacement (fencing)
• Displacement aka offset used in relative addressing of computer memory
• Displacement of people by persecution or violence
• Electric displacement field, a physical quantity in electrodynamics