Daltonian

== English == === Etymology === From Dalton +‎ -ian. === Pronunciation === (UK) IPA(key): /dɔːlˈtəʊnɪən/ === Adjective === Daltonian (comparative more Daltonian, superlative most Daltonian) Of or pertaining to John Dalton (1766-1844), English chemist, physicist, and pioneer of modern atomic theory who also researched colour blindness. === Noun === Daltonian (plural Daltonians) (dated) A color blind person. ==== Alternative forms ==== daltonian === Anagrams === lantanoid, antinodal