Wavelength

Definition

The distance between two consecutive points on a wave that are in phase with each other, such as from crest to crest or trough to trough.

Related terms

Frequency:

The number of complete waves passing a point per second.

Amplitude:

The maximum displacement of a wave from its equilibrium position.

Electromagnetic Spectrum:

The range of all possible wavelengths of electromagnetic radiation, including radio waves, microwaves, visible light, and more.