louver
1. [ noun ] one of a set of parallel slats in a door or window to admit air and reject rain
Synonyms: fin louvre
Related terms: slat jalousie
Similar spelling:   lover
  Loper
  Lober
  Louviere
  louvre
  louvar
  lopper
  looper
  Loeber
  Loafer
  Lauver
  lobar