Englishfor English speakers
operating
—
adjective
involved in a kind of operation
the operating conditions of the oxidation pond
—
adjective
(= operational, in operation)
being in effect or operation
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
flow
Verb
—
If something flows, it moves in a smooth and regular way.
The river flows gently to the sea.
flow
Noun
—
A flow is a smooth regular movement of a liquid, gas, etc.
A major accident is blocking the flow of traffic on Yonge St., just north of Queen.