1. a device that produces light, typically using electricity, oil, or gas
2. a device that produces heat or radiation for therapeutic purposes
Usage: medical

1. to look at or observe
Usage: slang

Examples

• She turned on the desk lamp to read her book.
• The street lamps illuminated the dark road.
• He bought a new table lamp for his bedroom.
• The heat lamp kept the food warm.
• The doctor used an infrared lamp for treatment.
• Lamp that car over there – it looks expensive.