the process of being in operation or use

a planned activity involving many people performing various actions

कार्यावली

English Usage: The operation of the machinery was smooth throughout the day.

Hindi Usage: मशीनरी का कार्यावली दिन भर सुचारू था।

a medical procedure

ऑपरेशन

English Usage: He recovered quickly after his operation.

Hindi Usage: उसका ऑपरेशन के बाद जल्दी ठीक हो गया।

to control the functioning of a machine or process

to perform a medical procedure

चिकित्सा करना

English Usage: The surgeon will operate on the patient tomorrow.

Hindi Usage: सर्जन कल मरीज पर चिकित्सा करेगा।