Atomic Theory (Noun)
Meaning 1
(chemistry) any theory in which all matter is composed of tiny discrete finite indivisible indestructible particles; "the ancient Greek philosophers Democritus and Epicurus held atomic theories of the universe".
Classification
Nouns denoting cognitive processes and contents.
Synonyms
Hypernyms
Meaning 2
A theory of the structure of the atom.
Classification
Nouns denoting cognitive processes and contents.
Examples
- The atomic theory of John Dalton was widely accepted in the early 19th century and marked a significant milestone in the development of modern chemistry.
- Ernest Rutherford's discovery of the nucleus led to a major revision of the atomic theory, which was later refined by Niels Bohr.
- The atomic theory has undergone numerous revisions and refinements since its inception, with significant contributions from scientists such as Albert Einstein and Werner Heisenberg.
- The atomic theory posits that atoms are composed of protons, neutrons, and electrons, with protons and neutrons residing in the nucleus and electrons orbiting around it.
- The development of the atomic theory has had a profound impact on our understanding of the physical world and has led to numerous breakthroughs in fields such as physics, chemistry, and materials science.