The Collaborative International Dictionary of English v.0.48:

Desiccate \Des"ic*cate\ (?; 277), v. t. [imp. & p. p.
   Desiccated; p. pr. & vb. n. Desiccating.] [L. desiccatus,
   p. p. of desiccare to dry up; de- + siccare to dry, siccus
   dry. See Sack wine.]
   To dry up; to deprive or exhaust of moisture; to preserve by
   drying; as, to desiccate fish or fruit.
   [1913 Webster]

         Bodies desiccated by heat or age.        --Bacon.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Desiccate \Des"ic*cate\, v. i.
   To become dry.
   [1913 Webster]

WordNet (r) 3.0 (2006):

desiccate
    adj 1: lacking vitality or spirit; lifeless; "a technically
           perfect but arid performance of the sonata"; "a desiccate
           romance"; "a prissy and emotionless creature...settles
           into a mold of desiccated snobbery"-C.J.Rolo [syn:
           arid, desiccate, desiccated]
    v 1: preserve by removing all water and liquids from; "carry
         dehydrated food on your camping trip" [syn: dehydrate,
         desiccate]
    2: remove water from; "All this exercise and sweating has
       dehydrated me" [syn: dehydrate, desiccate]
    3: lose water or moisture; "In the desert, you get dehydrated
       very quickly" [syn: exsiccate, dehydrate, dry up,
       desiccate] [ant: hydrate]