1. [ noun ] Man's first name, popularity rank in the U.S. is 765
2. [ noun ] Last name, frequency rank in the U.S. is 608
3. [ noun ] (chemistry,physics) English chemist and physicist who formulated atomic theory and the law of partial pressures; gave the first description of red-green color blindness (1766-1844)
Synonyms: John_Dalton
Related terms: chemist physicist
Similar spelling:   Daulton