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Definition of wavelength

wavelength

/ˈweɪvˌlɛŋkθ/
wave · length

Plural:wavelengths
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wavelength Lexical Profile

wavelength Game Scores & Validity

• noun

1

The spatial distance between successive crests, troughs, or identical points of a wave, particularly in sound, light, or electromagnetic radiation.

Example

"Visible light occupies only a narrow range of wavelengths within the broader electromagnetic spectrum."


2

A person's distinctive way of thinking, communicating, or perceiving the world, especially as it relates to mutual understanding with others.

Example

"The two research partners worked effortlessly together because they were always on the same wavelength."


3

A particular radio frequency or channel used by a broadcasting station to transmit signals.

Example

"Listeners had to tune their receivers to a different wavelength to pick up the evening news broadcast."

Synonyms
View all synonyms for wavelength

• Rhymes for wavelength

Word Origin & Etymology

Coined in the mid-19th century as a scientific compound of 'wave' and 'length'; the figurative sense referring to mutual mental harmony emerged in the 1920s with the widespread adoption of radio broadcasting.

Cite this Entry


Wordmom. (2026). Definition of Wavelength. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/wavelength
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