rotary actuator rotary • rotary club · · · Info · Definitions · Synonyms · Characters · · rotary actuator · · Text Common · · Latin · · Scripts 15 · · Length 7 · · Syllables Definitions · · · (noun) (computer science) the actuator that moves a read/write head to the proper data track. Synonyms: rotary actuator, positioner. · · Noun Definition 1 Synonyms · · · positioner · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075 y latin small letter y U+0079