noun🔗ShareSous-systèmesA group of related components that are part of a larger system."The school's heating system has several subsystems, including the boiler, the pumps, and the thermostats in each classroom. "Le système de chauffage de l'école comprend plusieurs sous-systèmes, notamment la chaudière, les pompes et les thermostats dans chaque salle de classe.systempartorganizationstructuretechnologymachinetechnicalChat with AIVocabulary GamePractice Reading