: a chronic lung disorder that is marked by recurring episodes of airway obstruction (as from bronchospasm) manifested by labored breathing accompanied especially by wheezing and coughing and by a sense of constriction in the chest, and that is triggered by hyperreactivity to various stimuli (such as allergens or rapid change in air temperature)
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Services include allergy, asthma, cancer care, cardiology, ear, nose, throat, gastroenterology, endoscopy services, oncology, infusion services, urogynecology, audiology, radiology, rheumatology, urology and lab services, Klugherz said.
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Talia McWright, Twin Cities, 16 Apr. 2025
These chemicals — including plasticizers called phthalates and flame retardants — have a chance of inducing neurological and reproductive problems, asthma, hormone disruption, and cancer.
—Jack Knudson, Discover Magazine, 15 Apr. 2025
Although rare, a garlic allergy may cause symptoms like allergic dermatitis or allergic rhinitis, gastrointestinal problems, asthma, or concerns with the mouth and lips.
—Laura Dorwart, Verywell Health, 15 Apr. 2025
Studies have also linked phthalates to childhood obesity, asthma, cardiovascular issues, premature deaths and cancer.
—Sandee Lamotte, CNN Money, 15 Apr. 2025
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Talia McWright, Twin Cities, 16 Apr. 2025
These chemicals — including plasticizers called phthalates and flame retardants — have a chance of inducing neurological and reproductive problems, asthma, hormone disruption, and cancer.
—Jack Knudson, Discover Magazine, 15 Apr. 2025
Although rare, a garlic allergy may cause symptoms like allergic dermatitis or allergic rhinitis, gastrointestinal problems, asthma, or concerns with the mouth and lips.
—Laura Dorwart, Verywell Health, 15 Apr. 2025
Studies have also linked phthalates to childhood obesity, asthma, cardiovascular issues, premature deaths and cancer.
—Sandee Lamotte, CNN Money, 15 Apr. 2025
See All Example Sentences for asthma
Cite this Entry
“Asthma.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/asthma. Accessed 23 Apr. 2025.
Copy CitationKids Definition
asthma
noun
asth·ma
ˈaz-mə 
: a condition that is marked by difficulty in breathing with wheezing, a feeling of tightness in the chest, and coughing
Medical Definition
asthma
noun
asth·ma
ˈaz-mə
: a chronic lung disorder that is marked by recurring episodes of airway obstruction (as from bronchospasm) manifested by labored breathing accompanied especially by wheezing and coughing and by a sense of constriction in the chest, and that is triggered by hyperreactivity to various stimuli (as allergens or rapid change in air temperature)
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