Source : Webster's Revised Unabridged Dictionary (1913)

Chrism \Chrism\, n. [OE. crisme, from AS. crisma; also OE.
   creme, fr. OF. cresme, like the AS. word fr. LL. chrisma, fr.
   Gr. ?, fr. ? to anoint; perh. akin to L. friare, fricare, to
   rub, Skr. gharsh, E. friable, friction. Cf. {Chrisom}.] (Gr.
   & R. C. Church?s)
   1. Olive oil mixed with balm and spices, consecrated by the
      bishop on Maundy Thursday, and used in the administration
      of baptism, confirmation, ordination, etc.

   2. The same as {Chrisom}.

Source : WordNet®

chrism
     n : a consecrated ointment consisting of a mixture of oil and
         balsam [syn: {chrisom}, {sacramental oil}, {holy oil}]