20
rainbow(noun, color, spectrum, iridescence)
15
range(noun, rule, array, extent, scale)
11
gamut(noun, range, variety, array, area)
9
series(noun, rule, range, array, scale)
7
compass(noun, area, matter, range, scale)
6
scope(noun, area, rule, matter, range)
6
scale(noun, rule, system, range, gauge)
4
apparition
4
chameleon
4
sweep(noun, area, matter, range, scale)
4
array
4
diapason(area, matter, range, extent, scale)
4
variegation(noun, iridescence)
3
sequence(noun, rule, array, gauge, ruler)
3
hierarchy(noun, rule, gauge, ruler)
3
progression(noun, rule, gauge, ruler)
3
register(noun, rule, gauge, ruler)
3
shade(noun, color)
3
chromatic spectrum(noun, spectrum)
2
rank
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APASmart Define. (2016). spectrum thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/spectrum/thesaurus/synonyms
ChicagoSmart Define. 2016. "spectrum thesaurus" https://smartdefine.org/spectrum/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, spectrum thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/spectrum/thesaurus/synonyms>.
MLASmart Define. "spectrum thesaurus" 13 January 2016. Web. 20 September 2026. <https://smartdefine.org/spectrum/thesaurus/synonyms>