Wavelength
/wˈeɪˌvlɛŋθ/
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Definition
(noun) The length of a single cycle of a wave, as measured by the distance between one peak or trough of a wave and the next; it is often designated in physics as λ, and corresponds to the velocity of the wave divided by its frequency.
Sentence Examples
What Jansky had observed was the 14.6m wavelength radio wave from the Milky Way's core.
In that word is included the meaning of matching up to somebody's particular wavelength.
CEFR Practice Quiz
Different colors of light have several different ____, which is why we see them in many various ways today.