batement

1 definition found

batement - Collaborative International Dictionary of English v.0.48 :

  Batement \Bate"ment\, n. [For Abatement. See 2d Bate.]
     Abatement; diminution. --Moxon.
     [1913 Webster]
  
     Batement light (Arch.), a window or one division of a
        window having vertical sides, but with the sill not
        horizontal, as where it follows the rake of a staircase.
        [1913 Webster]