RADIATOR (az lotini radio — nur meafkanam), 1) asbobi garmkunandai mamulest, ki dar sistemahoi garmoishi binohoi istiqomati, jamiyati va sanoatn istifoda meshavad. Onro asosan az chuyan, pulod, bazan az chini va safol tayyor mekunand. Az sistemai gulbahoe iborat ast, ki seksiyahoi on ba hamdigar vaslandu andaruni gulbaho obi garm yobug jorist. Shakli gulbahoro tavre intikhob mekunand, ki garmii afkandai sathi onho beshtar boshad. Shumorai seksiyaho ba andozai sathi garmshavanda vobasta ast. Raziatorho az rui miqdori kanalhoi jorishavii moddai garmibar yakkanala va bisyorkanala meshavand. Havoi sard az kholigohi bayni gulbaho guzashta, garm meshavad va khonahoro garm mekunad. Hozir Radiatorhoe mamuland, ki az pulodi shtamponida takhtashakl tayyor karda meshavand va p a nelhoi garmoish nom dorand; 2) Radiator muharriki darunsuz jihozest, ki baroi past kardaii harorati moei sardkunanda yo ravganhoi molidanii muharrik khizmat mekunad. In Radiator az dilak (qismi sardkunanda), quttihoi bolovu poyon (bo dahanaho) iborat ast .