Source : Webster's Revised Unabridged Dictionary (1913)

Ciclatoun \Cic"la*toun`\, n. [Of. ciclaton.]
   A costly cloth, of uncertain material, used in the Middle
   Ages. [Obs.] [Written also {checklaton}, {chekelatoun}.]

         His robe was of ciclatoun, That coste many a Jane.
                                                  --Chaucer.