Bohr model

[ bawr mod-l ]

noun

, Physics.

1. Also Bohr atomic model. a representation of atomic structure in which the hydrogen atom Bohr atom is assumed to consist of a proton as the nucleus, with a single electron moving in distinct circular orbits around it, each orbit corresponding to a specific energy state: the Bohr model was later extended to other atoms.

Word History and Origins

Origin of Bohr model¹

Introduced in 1913 by Danish physicist Niels Bohr, who modified and applied concepts of Ernest Rutherford