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Possible misspelling? More dictionaries have definitions for protean,  proton -- could that be what you meant?

We found 3 dictionaries that define the word protan:

General (2 matching dictionaries)
  1. protan: Wordnik
  2. protan: Wiktionary

Medicine (1 matching dictionary)
  1. protan: Medical dictionary

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Definitions from Wiktionary (protan)

▸ noun:  A person who has protanomaly

Similar:
protanope, deutan, tritanope, deuteranope, achromatope, exotrope, protoracist, melanist, achromat, proto-racist, more...

Opposite:
deuteranopia, tritanopia, achromatopsia

▸ Words similar to protan

▸ Usage examples for protan

▸ Idioms related to protan

▸ Wikipedia articles (New!)

▸ Popular adjectives describing protan

▸ Words that often appear near protan

▸ Rhymes of protan

▸ Invented words related to protan

Similar:
protanope, deutan, tritanope, deuteranope, achromatope, exotrope, protoracist, melanist, achromat, proto-racist, more...

Opposite:
deuteranopia, tritanopia, achromatopsia



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