STRIDOR

stridor

(noun) a whistling sound when breathing (usually heard on inspiration); indicates obstruction of the trachea or larynx

Source: WordNet® 3.1

Etymology

Noun

stridor (countable and uncountable, plural stridors)

A harsh, shrill, unpleasant noise.

(medicine) A high-pitched sound heard on inspiration resulting from turbulent air flow in the upper airway usually indicative of serious airway obstruction.

Source: Wiktionary

Stri"dor, n. Etym: [L., from stridere to make any harsh, grating, or creaking sound.]

Definition: A harsh, shrill, or creaking noise. Dryden.

Source: Webster’s Unabridged Dictionary 1913 Edition