word
Wavelength
WAYV-length
/ˈweɪvlɛŋθ/Listen
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Syllable breakdown
wavelength
Dictionary meaning
Distance between successive peaks of a wave — determines the color of light (visible spectrum: red ~700nm to violet ~400nm), the frequency of sound, and the energy of radiation; different wavelengths carry different energies (gamma rays kill; radio waves pass harmlessly through tissue)
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