Crepitation

n.	1.	The act of crepitating or crackling.
	2.	(Med.) 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.

Noun

1.

crepitation - the sharp sound of snapping noises Synonyms: crackle, crackling

crackle, crackling, crepitate, decrepitation, noise