Definitions

1. noun

a set of frequencies or wavelengths of light, sound, or other vibrations

“The scientist studied the spectra of the stars to understand their composition.”

2. noun

a range of values, especially frequencies or wavelengths, that are present in a system or process

“The engineer analyzed the spectra of the signal to remove the noise.”

3. noun

a set of patterns or characteristics that are typical of something

“The psychologist studied the spectra of personality traits in different cultures.”