wave·length
/ˈwāvˌleNG(k)TH/
noun
noun: wavelength; plural noun: wavelengths; symbol: λ
1. PHYSICS
the distance between successive crests of a wave, especially points in a sound wave or electromagnetic wave.
ex. a wavelength as a distinctive feature of radio waves from a transmitter.
2. a person’s ideas and way of thinking, especially as it affects their ability to communicate with others.
ex. “when we met we hit it off immediately—we’re on the same wavelength”