Definition of "glimmer" in English

noun

1. A faint light; a dim glow.

   • The glimmer of the fireflies was pleasant to watch.

2. A flash of light.

3. A faint or remote possibility (as it were a flash of light).

   • a glimmer of hope

4. (dated, uncountable) Mica.

5. (neologism) The opposite to a trigger; micro-moments of regulation that foster feelings of well-being

verb

1. (intransitive) To shine with a faint, unsteady light.

   • the glimmering dawn    a glimmering lamp
   • The fireflies glimmered in the dark.