pollen grain
noun
: one of the granular microspores that occur in pollen and give rise to the male gametophyte of a seed plant
Examples of pollen grain in a Sentence
Recent Examples on the Web
Before the treatment, pollen grains are more like marbles: hard, inert and largely unreactive.
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Sandy Ong, JSTOR Daily, 11 Sep. 2025
Brain health food nutrition concept with fish, vegetables, seeds, pollen grain and herbs on rustic background.
—Hannah Millington, MSNBC Newsweek, 7 Aug. 2025
The flowers of certain plants release the microscopic, light-weight pollen grains in massive quantities.
—Megan Hughes, Better Homes & Gardens, 24 July 2025
These particles are less than 2.5 micrometers in diameter – about a tenth the size of a pollen grain.
—John C. Quindry, The Conversation, 10 July 2025
See All Example Sentences for pollen grain
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Sandy Ong, JSTOR Daily, 11 Sep. 2025
Brain health food nutrition concept with fish, vegetables, seeds, pollen grain and herbs on rustic background.
—Hannah Millington, MSNBC Newsweek, 7 Aug. 2025
The flowers of certain plants release the microscopic, light-weight pollen grains in massive quantities.
—Megan Hughes, Better Homes & Gardens, 24 July 2025
These particles are less than 2.5 micrometers in diameter – about a tenth the size of a pollen grain.
—John C. Quindry, The Conversation, 10 July 2025
See All Example Sentences for pollen grain
Cite this Entry
“Pollen grain.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pollen%20grain. Accessed 21 Oct. 2025.
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