A period of darkness in each twenty-four hours; the time from sunset to sunrise.

A time when something is happening; a period for a particular activity (e.g., night shift).

रात्रि

English Usage: He works the night shift at the factory.

Hindi Usage: वह फैक्ट्री में रात की शिफ्ट काम करता है।

To engage in reconnaissance; to survey an area, usually for military purposes.

To explore or investigate a location to gather information.

अन्वेषण करना

English Usage: The scientist plans to reconnaissance the remote area for research.

Hindi Usage: वैज्ञानिक अनुसंधान के लिए दूरस्थ क्षेत्र का अन्वेषण करने की योजना बनाता है।