The Collaborative International Dictionary of English v.0.48:

Bedim \Be*dim"\ (b[-e]*d[i^]m"), v. t. [imp. & p. p. Bedimmed
   (b[-e]*d[i^]md"); p. pr. & vb. n. Bedimming.]
   To make dim; to obscure or darken. --Shak.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

bedimmed \be*dimmed\ (b[-e]*d[i^]md"), adj.
   1. made dim or indistinct. a sun bedimmed by clouds
      [WordNet 1.5]

WordNet (r) 3.0 (2006):

bedimmed
    adj 1: made dim or indistinct; "a sun bedimmed by clouds"