unified screw thread
noun
a screw thread system introduced for defence equipment (1939–44), in which the thread form and pitch were a compromise between British Standard Whitworth and American Standard Sellers: adopted by the International Standards Organization
Words nearby unified screw thread
unification,
unification church,
unified atomic mass unit,
unified field theory,
unified modeling language,
unified screw thread,
unifilar,
uniflagellate,
uniflorous,
uniflow engine,
unifoliate