strong interaction stronghold • strongish · · · Info · Definitions · Synonyms · Characters · · strong interaction · · Text Common · · Latin · · Scripts 18 · · Length 5 · · Syllables Definitions · · · (noun) (physics) the interaction that binds protons and neutrons together in the nuclei of atoms; mediated by gluons. Synonyms: strong interaction, strong force, color force. · · Noun Definition 1 Synonyms · · · strong force · · Synonym 1 color force · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074