fugitive definition: The definition of a fugitive is a person who is on the run or who has escaped from something such as the law or danger and is in hiding. (noun) An example of a fugitive is a fugitive from justice, who is hiding from arrest or persec...
In physics, the wavelength of a sinusoidal wave is the spatial period of the waveâthe distance over which the wave's shape repeats,[1] and thus the inverse of the spatial frequency.
The distance between one peak or crest of a wave and the next peak or crest. It is equal to the speed of the wave divided by its frequency, and to the speed of a wave times its period. wavelength definition. The distance between crests (or troughs) of a wave.