Equalization may refer to:

• Bandwidth equalization, in computer networking
• Blind equalization, a digital signal processing technique
• Delay equalization
• Equalization (communications), specific to communications systems
• Equalization (audio), specific to audio signals and sound processing
• Equalizing basin, a reservoir used to regulate water flow below a dam
• Histogram equalization
• RIAA equalization, the RIAA specification for the correct playback of gramophone records

• Factor price equalization
• Equalization payments
• Equalization pool
• Property tax equalization
• Risk equalization
• Tax equalization of wages across countries
• Interest Equalization Tax

• Equalization of pressure within the ear, a.k.a. ear clearing
• Equalization of pressure in the Diving mask
• Equalization, sharing of load in anchors for rappelling and rock climbing

• Equalizer (disambiguation)
• Equal (disambiguation)