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)
"The Dalton family was named after John Dalton, the English chemist and physicist who formulated atomic theory."
a former unit of atomic mass equivalent to 1/16 the mass of an oxygen atom; now replaced by the atomic mass unit (or dalton)
"Scientists measure the carbon atom's weight in daltons to determine its precise atomic mass."
the atomic mass unit
"Chemists often measure atomic mass in daltons to describe how heavy atoms are compared to hydrogen."
Any of several places in the north of England and in Scotland
"The old stone bridge near Dalton was a popular meeting spot for travelers heading through the rugged northern hills."
The name Dalton combines the Old English words dæl, meaning valley, and tun, meaning settlement. It literally translates to "town in a valley."