Term: quantum chromodynamics: a theory of strong interactions between elementary particles (including the interaction that binds protons and neutrons in the nucleus); it assumes that strongly interacting particles (hadrons) are made of quarks and that gluons bind the quarks together
Broader: knowledge domain: the content of a particular field of knowledge | Unrelated: haycock: a small cone-shaped pile of hay that has been left in the field until it is dry enough to carry to the hayrick
Broader: knowledge domain: the content of a particular field of knowledge | Unrelated: naja: cobras
Broader: knowledge domain: the content of a particular field of knowledge | Unrelated: velodrome: a banked oval track for bicycle or motorcycle racing
Broader: knowledge domain: the content of a particular field of knowledge | Unrelated: proteles: aardwolf
Broader: knowledge domain: the content of a particular field of knowledge | Unrelated: screener: a guard at an airport who checks passengers or their luggage at a security checkpoint
Broader: knowledge domain: the content of a particular field of knowledge | Unrelated: membracidae: plant hoppers: treehoppers
Broader: knowledge domain: the content of a particular field of knowledge | Unrelated: amalgamator: a businessman who arranges an amalgamation of two or more commercial companies
Broader: knowledge domain: the content of a particular field of knowledge | Unrelated: epiphysis: the end of a long bone; initially separated from the main bone by a layer of cartilage that eventually ossifies so the parts become fused
Broader: knowledge domain: the content of a particular field of knowledge | Unrelated: siphon: a tube running from the liquid in a vessel to a lower level outside the vessel so that atmospheric pressure forces the liquid through the tube
Broader: knowledge domain: the content of a particular field of knowledge | Unrelated: push button: an electrical switch operated by pressing