The Collaborative International Dictionary of English v.0.48:
Glimmer \Glim"mer\, v. i. [imp. & p. p. Glimmered; p. pr. &
vb. n. Glimmering.] [Akin to G. glimmer a faint, trembling
light, mica, glimmern to glimmer, glimmen to shine faintly,
glow, Sw. glimma, Dan. glimre, D. glimmen, glimpen. See
Gleam a ray, and cf. Glimpse.]
To give feeble or scattered rays of light; to shine faintly;
to show a faint, unsteady light; as, the glimmering dawn; a
glimmering lamp.
[1913 Webster]
The west yet glimmers with some streaks of day. --Shak.
Syn: To gleam; to glitter. See Gleam, Flash.
[1913 Webster]