1. [ adjective ] involved in a kind of operation

"the operating conditions of the oxidation pond"

Related terms: go
2. [ adjective ] being in effect or operation;
Synonyms: in_operation operational

"de facto apartheid is still operational even in the `new' African nations"- Leslie Marmon Silko "bus service is in operation during the emergency" "the company had several operating divisions"

Related terms: operative
Similar spelling:   operation