brightness
/ˈbraɪtnəs/
CEFR level B2Topic Daily lifeWord #5073 in the learning path
亮度；明亮
Definitions
n. The amount of light something gives off or reflects.
亮度；明亮
n. The quality of having strong, vivid colours.
鲜艳；鲜亮
n. The ability to understand and learn things quickly.
聪明；机敏
Example
I lowered the screen's brightness before watching a film.
看电影前，我调低了屏幕亮度。
Reducing the brightness of outdoor lighting at night can save energy and limit disruption to wildlife.
夜间降低户外照明亮度可以节约能源，并减少对野生动物的干扰。
Collocations
- adjust the brightness
- screen brightness
- the brightness of colours
Word family
- bright (adj.)
- brightly (adv.)
- brighten (v.)
Synonyms
- luminosity
- brilliance
Antonyms
- dimness
- dullness
Usage tip
不可数；屏幕的“亮度”用brightness，不用lightness。
FAQ
- What does brightness mean?
- The amount of light something gives off or reflects. The quality of having strong, vivid colours. The ability to understand and learn things quickly.
- How is brightness pronounced?
- UK /ˈbraɪtnəs/, US /ˈbraɪtnəs/. Use the audio buttons above to listen.
