Preposition: "At"
'At' का प्रयोग

For Precise Time, Specific Places, and Targets.

Concept: "At" is used for precise points. Think of it as a dot on a map or a specific hand on a clock.
("At" का प्रयोग निश्चित समय और निश्चित स्थान (बिंदु) के लिए किया जाता है।)

1. Precise Time (निश्चित समय)

Use "at" for clock times and specific moments.

English Sentence Hindi Meaning
The meeting is at 5:00 PM. मीटिंग शाम 5 बजे है।
I wake up at dawn. मैं भोर (सुबह) में उठता हूँ।
She studies at night. वह रात में पढ़ती है। (Exception: 'In' the morning)

2. Specific Place (निश्चित स्थान)

Use "at" for a specific point, not a large area.

English Sentence Hindi Meaning
Someone is at the door. दरवाजे पर कोई है।
We met at the station. हम स्टेशन पर मिले।
He is at home. वह घर पर है।

3. Direction / Target (लक्ष्य)

Used when an action is directed towards someone or something.

Difference: In vs At (Place)

In (Large Area/Enclosed) At (Specific Point)
I live in India. (Country) I live at Rohini. (Locality)
She is in the room. (Inside) She is at the door. (Point)