A divine or miraculous light, such as a halo or nimbus around the head of a deity; can also refer to one's natural Buddha-nature or the benevolence of a ruler.

Effective, useful, or working properly; often used in the negative to mean something no longer works or is out of date.

(Colloquial) Wonderful; excellent; great.

A sudden thought or a flash of inspiration, as in the phrase 灵光一闪 líng​guāng​yī​shǎn