Webster’s Revised Unabridged Dictionary · 1913
Crepitation
Crep′i·ta′tion (kr?p′?-t?′sh?n), n. [Cf. F. crépitation.] 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 râle.