bronchodilator

noun

bron·​cho·​di·​la·​tor ˌbräŋ-(ˌ)kō-dī-ˈlā-tər  -ˈdī-ˌlā- 

: a drug that relaxes bronchial muscle resulting in expansion of the bronchial air passages

bronchodilator adjective

Examples of bronchodilator in a Sentence

Recent Examples on the Web

Inhalers often contain albuterol, a bronchodilator that relaxes the muscles and opens up the airway. —Carrie Madormo, Verywell Health, 22 Apr. 2026

Treatment options include daily corticosteroids that are inhaled, inhalers and bronchodilators. —Helen Carefoot, Flow Space, 13 Feb. 2026

It can also be managed with supplemental oxygen or a bronchodilator to improve airflow. —Vanessa Etienne, PEOPLE, 10 Dec. 2025

These include bronchodilators that relax the airway muscles and anti-inflammatories that reduce inflammation and mucus production. —Katia Hetter, CNN Money, 28 Aug. 2025

Word History

Etymology

broncho- + dilator

First Known Use

1903, in the meaning defined above

Rhymes for bronchodilator

• accelerator
• accumulator
• adjudicator
• administrator
• appropriator
• articulator
• attenuator
• collaborator
• communicator
• conciliator
• cooperator
• coordinator

Medical Definition

bronchodilator

1 of 2 adjective

bron·​cho·​di·​la·​tor -dī-ˈlāt-ər  -ˈdī-ˌlāt- 

variants also bronchodilatory

-dī-ˈlāt-ə-rē 

: relating to or causing expansion of the bronchial air passages

bronchodilator activity

bronchodilator drugs

bronchodilator

2 of 2 noun

: a drug that relaxes bronchial muscle resulting in expansion of the bronchial air passages