atomic theory

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• Atomic theory — Atomic model redirects here. For the unrelated term in mathematical logic, see Atomic model (mathematical logic). This article is about the historical models of the atom. For a history of the study of how atoms combine to form molecules, see… …   Wikipedia

• Atomic theory — Theory The o*ry, n.; pl. {Theories}. [F. th[ e]orie, L. theoria, Gr. ? a beholding, spectacle, contemplation, speculation, fr. ? a spectator, ? to see, view. See {Theater}.] 1. A doctrine, or scheme of things, which terminates in speculation or… …   The Collaborative International Dictionary of English

• Atomic theory — Atomic A*tom ic, Atomical A*tom ic*al, a. [Cf. F. atomique.] 1. Of or pertaining to atoms. [1913 Webster] 2. Extremely minute; tiny. [1913 Webster] {Atomic bomb}, see {atom bomb} in the vocabulary. {Atomic philosophy}, or {Doctrine of atoms}, a… …   The Collaborative International Dictionary of English

• atomic theory — n 1) a theory of the nature of matter: all material substances are composed of minute particles or atoms of a comparatively small number of kinds and all the atoms of the same kind are uniform in size, weight, and other properties called also… …   Medical dictionary

• atomic theory — n. the theory that all material objects and substances are composed of atoms, and that various phenomena are explained by the properties and interactions of these atoms …   English World dictionary

• atomic theory — 1. Physics, Chem. any of several theories describing the structure, behavior, and other properties of the atom and its component parts. 2. Philos. atomism (def. 1). [1840 50] * * * ▪ physics       ancient philosophical speculation that all things …   Universalium

• atomic theory — noun 1. a theory of the structure of the atom • Hypernyms: ↑scientific theory • Hyponyms: ↑Bohr theory, ↑Rutherford atom • Part Holonyms: ↑nuclear physics, ↑atomic physics, ↑ …   Useful english dictionary

• atomic theory — /əˌtɒmɪk ˈθɪəri/ (say uh.tomik thearree) noun 1. Physics, Chemistry the theory of the atom having a complex internal structure and electrical properties. 2. Physics the mathematical description of the behaviour of the electrons in the atom about… …  

• atomic theory — n. theory explaining the structure of the atom; theory which asserts that all matter is comprised of atoms …   English contemporary dictionary

• atomic theory — noun Date: 1814 1. a theory of the nature of matter: all material substances are composed of minute particles or atoms of a comparatively small number of kinds and all the atoms of the same kind are uniform in size, weight, and other properties 2 …   New Collegiate Dictionary

• atomic theory — noun a) The theory that all gross matter is composed of atoms. b) Any of several theories that explain the structure of the atom, and of subatomic particles …   Wiktionary