Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
protanopic is an adjective meaning "inability to see the color red or to distinguish red and bluish-green". It carries one recorded sense.
Definitions, synonyms and semantic relations for protanopic come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.