v. i. [ imp. & p. p. Crepitated p. pr. & vb. n. Crepitating ] [ L. crepitatus, p. p. of crepitare to crackle, v. intensive of crepare to crack. Cf. Crevice. ] To make a series of small, sharp, rapidly repeated explosions or sounds, as salt in fire; to crackle; to snap. [ 1913 Webster ]

n. [ Cf. F. crépitation. ] 1. The act of crepitating or crackling. [ 1913 Webster ]

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 râle. [ 1913 Webster ]