Wavenumber
/ˈweɪvˌnʌmbər/noun
Wavenumber is the number of wavelengths per unit distance, typically expressed in reciprocal centimeters (cm⁻¹), used mainly in spectroscopy.
In spectroscopy, the wavenumber is an important parameter used to identify molecular bonds.
Often appears as...
- spectroscopic wavenumber
- molecular wavenumber
Usage tips
Neutral
General
Definition 1 of 2
Pro Tip 1/3Formality
Wavenumber is a technical term often used in scientific contexts, so it may not be suitable for casual conversations.
For example, you can use it in a scientific report.
Pro Tip 2/3Technical Precision
When discussing wavenumber, ensure you specify the unit of measurement as it can vary.
For instance, mentioning cm⁻¹ helps clarify the scale.
Pro Tip 3/3Contextual Importance
Understanding wavenumber can enhance comprehension of topics in physics and chemistry, notably in areas dealing with light and sound.
In discussions about spectroscopy, referencing wavenumber provides clarity.
Compare with
frequencywavespectroscopy
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