The Collaborative International Dictionary of English v.0.48:

Bedclothes \Bed"clothes`\, n. pl.
   Blankets, sheets, coverlets, etc., for a bed. --Shak.
   [1913 Webster]

WordNet (r) 3.0 (2006):

bedclothes
    n 1: coverings that are used on a bed [syn: bedclothes, bed
         clothing, bedding]