Source : Webster's Revised Unabridged Dictionary (1913)

Crevice \Crev"ice\ (kr?v"?s), n. [OE. crevace, crevice. F.
   crevasse, fr. crever to break, burst, fr. L. crepare to
   crack,break. Cf. {Craven}, {Crepitate}, {Crevasse}.]
   A narrow opening resulting from a split or crack or the
   separation of a junction; a cleft; a fissure; a rent.

         The mouse, Behind the moldering wainscot, shrieked, Or
         from the crevice peered about.           --Tennyson.

Crevice \Crev"ice\, v. t.
   To crack; to flaw. [R.] --Sir H. Wotton.

Source : WordNet®

crevice
     n 1: a long narrow depression in a surface [syn: {cranny}, {crack},
           {fissure}, {chap}]
     2: a long narrow opening [syn: {crack}, {cleft}, {fissure}, {scissure}]