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Related to stridulous: Laryngomalacia, racemic epinephrine


1. Characterized by or making a shrill grating sound or noise.
2. Relating to or characterized by stridor.

[From Latin strīdulus, from strīdēre, to make harsh sounds, ultimately of imitative origin.]

strid′u·lous·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˈstrɪdjʊləs) or


1. making a harsh, shrill, or grating noise
2. (Pathology) pathol of, relating to, or characterized by stridor
[C17: from Latin strīdulus, from strīdēre to make a harsh noise. See strident]
ˈstridulously, ˈstridulantly adv
ˈstridulousness, ˈstridulance n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
On examination, she was afebrile, stridulous at rest, tachypnoeic, tachycardic, and hypertensive.
Within minutes of being in the recovery area, he was acutely stridulous. Emergency assistance was called, and after assessment he was given nebulized adrenaline (1mg diluted in 4mls 0.9% saline), and 200mg of intravenous hydrocortisone.
Vocal cord paralysis should be high on the differential diagnosis list in any stridulous child with a significant medical history in the newborn period, because prolonged intubation is a risk factor, as is cardiac surgery, particularly patent ductus arteriosus ligation and aortic reconstruction, which can stretch or damage the recurrent laryngeal nerve.