"Certain wavelengths" refers to specific frequencies or lengths of waves. It indicates that only waves with those particular measurements are being referred to or discussed.
Full definition
Synonyms for individual words can be found below.
«certain»
«wavelength»
Phrases with «certain wavelengths»
Sentences with «certain wavelengths»
- It is a fact that CO2 only absorbs certain wavelengths of energy. (globalclimatescam.com)
- No one really disagrees that, all other effects held constant in a laboratory, CO2 will absorb certain wavelengths of reflected sunlight. (climate-skeptic.com)
- These materials can be engineered to enhance or suppress light reflection in certain wavelengths. (sciencedaily.com)
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sentences)