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spectra

noun
SPEK-truh/ˈspɛktɹə/

1 meaning of spectra

Practice

  1. 1
    noun
    Plural of spectrum. Use this form when talking about more than one spectrum.

    The light from different stars shows different spectra.

    Scientists compared the spectra of two glowing gases.

    Note

spectra is a form of spectrum

spectrum, noun: A full range of related things, stretching from one extreme to its opposite. Full entry

Forms
spectrumspectra pluralspectrums plural
Spelling
spectrum → spectra: irregular plural (no -s)

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