The invisible gaseous substance surrounding the earth, a mixture mainly of oxygen and nitrogen.

वायु

English Usage: We breathe in air every day.

Hindi Usage: हम हर दिन वायु लेते हैं।

The process of making something free from bacteria or other living microorganisms.

सैनिटाइजेशन

English Usage: The sterilization of medical instruments is essential for patient safety.

Hindi Usage: चिकित्सीय उपकरणों का सैनिटाइजेशन रोगी की सुरक्षा के लिए आवश्यक है।

To make something free from bacteria or living organisms, typically through heat or chemicals.

साफ करना

English Usage: The lab technician needs to sterilize the glassware before the experiment.

Hindi Usage: प्रयोगशाला तकनीशियन को प्रयोग से पहले कांच के सामान को साफ करना होगा।