atomic theory
Noun
Meaning
a theory of the structure of the atom
(chemistry) any theory in which all matter is composed of tiny discrete finite indivisible indestructible particles
Source: WordNetSynonyms
Antonyms
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Examples
The atomic theory was not generally accepted in the time of Democritus, largely because of its deterministic character, for it allows no chance, choice, or free will.
We catch a glimpse of the great river of science which never ceases to flow in India. For India has carried and scattered the data of intellectual progress for the whole world, ever since the pre-Buddhist period when she produced the Sankhya philosophy and the atomic theory.
The Atomic Theory and the Periodic Law have been given prominence, since their neglect unfailingly leads to obscurity and triviality.
the ancient Greek philosophers Democritus and Epicurus held atomic theories of the universe
Despite the uncertainty at the heart of Dalton's atomic theory, the principles of the theory survived.
Dalton found that an atomic theory of matter could elegantly explain this common pattern in chemistry.