D defs.my
Entry 1 sense Webster, 1913

Serein

· Se·rein · IPA /səˈɹæn/
01 n. A mist, or very fine rain, which sometimes falls from a clear sky a few moments after sunset.
  1. 1.
    A mist, or very fine rain, which sometimes falls from a clear sky a few moments after sunset.(Meteorol.)