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john dalton

 

Definitions from WordNet

Noun john dalton has 1 sense
  1. Dalton, John Dalton - 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)
    --1 is a kind of chemist; physicist

Definitions from the Web

John Dalton

Definition: John Dalton was an English chemist, physicist, and meteorologist who is best known for his contributions to atomic theory. He proposed that all matter consists of small indivisible particles called atoms.

Sense 1 (Proper Noun): John Dalton, a British scientist, born on September 6, 1766, in Eaglesfield, Cumberland, England.

Sample Sentence: John Dalton is considered the father of modern atomic theory.

Sense 2 (Common Noun): A unit for expressing atomic mass equal to 1/12th of the mass of a carbon-12 atom.

Sample Sentence: The mass of an oxygen atom is approximately 16 John Daltons.

Sense 3 (Adjective): Pertaining to or relating to John Dalton or his theories.

Sample Sentence: The Daltonian approach revolutionized our understanding of the composition of matter.

Sense 4 (Local): A street named after John Dalton in Manchester, England.

Sample Sentence: The library is located on John Dalton Street.

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