operating operating /ˈɔpɝˌeɪtɪŋ/

adjective

1. () Involved in a kind of operation  ( operating )
   involved in a kind of operation
    The operating conditions of the oxidation pond
   the operating conditions of the oxidation pond
   
2. Being in effect or operation  ( operating , operational , in operation )
   being in effect or operation
    De facto apartheid is still operational even in the new' African nations
   de facto apartheid is still operational even in the new' African nations
    Bus service is in operation during the emergency
   bus service is in operation during the emergency
    The company had several operating divisions
   the company had several operating divisions