sibilus

sib·i·lus

(sib'i-lŭs),

A sibilant rale.

[L. a hissing]

sibilus

(sĭb′ĭ-lŭs) [L. sibilans, hissing]

A hissing rale.

sib·i·lant rale

(sib'i-lănt rahl)

Whistling sound caused by air moving through a viscid secretion narrowing lumen of a bronchus.
Synonym(s): sibilus.