Luminescent

Pronunciation: /ˌluːməˈnɛsənt/

Luminescent (adj)

  1. Giving off light without being hot, often because of a chemical reaction or energy change.
  2. Producing a gentle light that you can see, especially in the dark.

Luminescent (adjective)

Examples

  • The firefly is luminescent, glowing without heat.
  • The sign stays luminescent, glowing without heat at night.