Looking up...
Bright, well-lit, or shining with light.
太阳出来了，天空变亮了。
The sun came out, and the sky became bright.
Can describe light, colors, or objects that reflect light.
To shine or illuminate.
灯亮了，我们可以看清楚了。
The light came on, and we could see clearly.
Used as a verb to describe something emitting light.
Intelligent, smart, or clever.
他很亮，总能解决难题。
He's very smart and can always solve difficult problems.
Colloquial usage to describe a person's intelligence.
Use '亮' to describe something that is well-lit or shining, and '暗' for the opposite.
Remember that '亮' can function as both an adjective and a verb, depending on context.
From Middle Chinese *lɨɐŋH, meaning 'bright' or 'shining'.
Can be used as an adjective or verb. In modern usage, it can also describe intelligence in an informal context.