\Crep`i*ta"tion\ (kr?p`?-t?"sh?n), n. [Cf. F.
cr['e]pitation.]
1. The act of crepitating or crackling.

2. (Med.)
   (a) A grating or crackling sensation or sound, as that
       produced by rubbing two fragments of a broken bone
       together, or by pressing upon cellular tissue
       containing air.
   (b) A crepitant r[^a]le.