rale

/ɹɑːl/
noun
  1. 1

    (now chiefly in plural) An abnormal clicking, rattling or crackling sound, made by one or both lungs and heard with a stethoscope, caused by the popping open of airways collapsed by fluid or exudate, or sometimes by pulmonary edema.

Synonyms

Source: https://en.wiktionary.org/wiki/rale