We found 2 dictionaries that define the word optical spectra:

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1. optical spectra: Wiktionary

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2. optical spectra: Encyclopedia

▸ Words similar to optical spectra ▸ Usage examples for optical spectra ▸ Idioms related to optical spectra ▸ Wikipedia articles (New!) ▸ Words that often appear near optical spectra ▸ Rhymes of optical spectra ▸ Invented words related to optical spectra