1
: a mass of microspores in a seed plant appearing usually as a fine dust
2
: a dusty bloom on the body of an insect
Examples of pollen in a Sentence
Recent Examples on the Web
The summer heat wipes out the tree pollen for a while.
—
Nicole Villalpando, Austin American Statesman, 11 Feb. 2026
You're likely caught up in what is commonly known in Texas as cedar fever, or feeling the effects of high concentrations of Ashe juniper pollen in the air.
—Mary Wasson, San Antonio Express-News, 10 Feb. 2026
Cold fronts can briefly knock pollen down, but levels rebound quickly when sunshine and low humidity return.
—Newsroom Meteorologist, Houston Chronicle, 7 Feb. 2026
Allergies Allergies happen when your immune system overreacts to foreign substances, such as pollen, pet dander, or dust.
—Lindsay Curtis, Health, 6 Feb. 2026
See All Example Sentences for pollen
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Nicole Villalpando, Austin American Statesman, 11 Feb. 2026
You're likely caught up in what is commonly known in Texas as cedar fever, or feeling the effects of high concentrations of Ashe juniper pollen in the air.
—Mary Wasson, San Antonio Express-News, 10 Feb. 2026
Cold fronts can briefly knock pollen down, but levels rebound quickly when sunshine and low humidity return.
—Newsroom Meteorologist, Houston Chronicle, 7 Feb. 2026
Allergies Allergies happen when your immune system overreacts to foreign substances, such as pollen, pet dander, or dust.
—Lindsay Curtis, Health, 6 Feb. 2026
See All Example Sentences for pollen
Cite this Entry
“Pollen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pollen. Accessed 16 Feb. 2026.
Copy CitationKids Definition
pollen
noun
pol·len
ˈpäl-ən 
: a mass of tiny particles in the anthers of a flower that fertilize the seeds and usually appear as fine yellow dust
Medical Definition
pollen
noun
pol·len
ˈpäl-ən
: a mass of male spores in a seed plant appearing usually as a fine dust
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