Scaling may refer to:
- Scaling (geometry), a linear transformation that enlarges or diminishes objects
- Reduced scales of semiconductor device fabrication processes (the ability of a technology to scale to a smaller process)
- Scalability, a computer's or network's ability to function as the number of users increases.
- Scaling, North Yorkshire, England
- Scaling law, a law that describes the scale invariance found in many natural phenomena
- Image scaling, the resizing of an image
- The scaling of critical exponents in physics, such as Widom scaling, or scaling of the renormalization group
- Scale invariance
- Fouling, i.e., formation of a deposit layer (scale) on a solid surface, e.g., in a boiler; in particular, a kind of micro fouling as crystallization of salts
- Scaling and root planing, in dentistry, the removal of plaque, calculus, and stains
- Scaling along the Z axis, a technique used in computer graphics for a pseudo-3D effect.
- Card-throwing, known in magic circles as scaling.
Scaling may also be used for:
- Multidimensional scaling
- Scale (disambiguation)