backrest

from WordNet (r) 3.0 (2006)

backrest
    n 1: a support that you can lean against while sitting; "the
         back of the dental chair was adjustable" [syn: {back},
         {backrest}]

from The Collaborative International Dictionary of English v.0.48

backrest \back"rest\ n.
   1. a support that you can lean against while sitting.

   Syn: back.
        [WordNet 1.5]

[email protected]