noun
a program that controls the execution of other programs
• Syn: ↑supervisor, ↑executive program
• Hypernyms: ↑program, ↑programme, ↑computer program, ↑computer programme
• Part Holonyms: ↑operating system, ↑OS
• Part Meronyms: ↑supervisory routine, ↑executive routine
Useful english dictionary. 2012.