Look up wavelength in Wiktionary, the free dictionary.
A wavelength is a property of a wave.
Wavelength may also refer to:
- Wavelength (album), a 1978 album by Van Morrison
- "Wavelength" (song), the album's title track
- Wavelength (band), a British soft rock band
- Wavelength (1967 film), a film by Michael Snow
- Wavelength (1983 film), a film by Mike Gray
- Wavelength (magazine), a surfing magazine
- WaveLength, a charitable organisation in the United Kingdom
- Wavelength Music Arts Projects, a Toronto-based live music series