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"

यहाँ यह ज्ञातव्य है कि सम्प्रति प्रवर्तमान वेद-शब्दराशि का वैवस्वत मन्वन्तर में कृष्ण द्वैपायन महर्षि व्यास द्वारा यह 28 वाँ विभाजन है।

Worn out locomotives were in operation.