The crossword solutions for the term BOHR are DANE (4 letters), ATOM (4 letters), NIELS (5 letters), ATOMS (5 letters), DANISH (6 letters), BORON (5 letters), NEILS (5 letters), PROTON (6 letters), and DANISHPHYSICIST (15 letters). Niels Bohr was a DANISH physicist who made significant contributions to understanding atomic structure and quantum theory. He proposed that electrons travel in specific orbits around the nucleus of an ATOM, and that the number of electrons in each orbit determines the chemical properties of the ATOM. He also proposed that protons and neutrons make up the nucleus of an ATOM, and that BORON is an element with five protons in its nucleus.