1.
bright, light
Describes a place or thing that is well-lit or bright.
2.
cheerful, bright (personality)
Describes a cheerful, positive personality.
明るい is an i-adjective with two meanings: physical brightness and cheerful personality.
FORMS:
- Adverb: 明るく
- Noun: 明るさ (brightness)
- Negative: 明るくない
- Past: 明るかった
SENSE 1 - PHYSICAL BRIGHTNESS:
SENSE 2 - CHEERFUL/OPTIMISTIC:
OPPOSITE:
暗い: dark (physical); gloomy (emotional)
COMMON EXPRESSIONS:
- 先行きが明るい: the future looks bright
- 明るいニュース: good news