: a person who does not smoke tobacco : a person who is not a smoker
Radon poisoning is the leading cause of lung cancer in nonsmokers, according to the Environmental Protection Agency.—Jonathan Scholles
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Graham is now designing a strategy that will allow YouTube to serve as a resource for both the public and health-care providers to learn about the risks of lung cancer among nonsmokers, and to inform them about the latest early-detection developments as these advances occur.—Alice Park, Time, 12 May 2026 Healthy nonsmokers, diagnosed late, often by accident.—Armstrong Williams, Baltimore Sun, 1 May 2026 In my view, the key obstacle to creating future generations of nonsmokers is that people do not fully understand how dangerous smoking is and do not realize the formidable influence of the tobacco industry.—Marie Helweg-Larsen, The Conversation, 10 Apr. 2026 National health survey data from 2013 to 2020 revealed the people who would no longer qualify for medication were typically female nonsmokers in their mid‑60s with otherwise low cardiovascular risk scores.—Theresa Gaffney, STAT, 17 Mar. 2026 See All Example Sentences for nonsmoker