decongestant
noun
de·con·ges·tant
ˌdē-kən-ˈje-stənt 
: an agent that relieves congestion (as of mucous membranes)
decongestant
adjective
Examples of decongestant in a Sentence
Recent Examples on the Web
That medical professional, Jillian told Mamamia, advised her to stop using her decongestant spray and sent her on her way after only nine minutes.
—
Nicholas Rice, PEOPLE, 24 Jan. 2026
Some oral decongestants may take a bit longer to start working.
—Bestreviews, Chicago Tribune, 23 Jan. 2026
Treat the symptoms with Tylenol or Advil, honey or a cough suppressant, and a decongestant.
—Nicole Villalpando, Austin American Statesman, 31 Dec. 2025
Pain relievers, cough suppressants, and decongestants may improve comfort and sleep.
—Carrie Madormo, Health, 28 Nov. 2025
See All Example Sentences for decongestant
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Nicholas Rice, PEOPLE, 24 Jan. 2026
Some oral decongestants may take a bit longer to start working.
—Bestreviews, Chicago Tribune, 23 Jan. 2026
Treat the symptoms with Tylenol or Advil, honey or a cough suppressant, and a decongestant.
—Nicole Villalpando, Austin American Statesman, 31 Dec. 2025
Pain relievers, cough suppressants, and decongestants may improve comfort and sleep.
—Carrie Madormo, Health, 28 Nov. 2025
See All Example Sentences for decongestant
Cite this Entry
“Decongestant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/decongestant. Accessed 5 Feb. 2026.
Copy CitationMedical Definition
decongestant
1 of 2 noun
de·con·ges·tant
ˌdē-kən-ˈjes-tənt
: an agent that relieves congestion (as of mucous membranes)
decongestant
2 of 2 adjective
: relieving or tending to relieve congestion
nasal decongestant action
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