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pollen grain
noun
- a single granule of pollen.
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Word History and Origins
Origin of pollen grain1
First recorded in 1825–35
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Example Sentences
Scientists studied ancient pollen grains to show that a rainforest once grew in Antarctica.
This at once suggests the objection, how can the idioplasm, for instance, of a pollen grain be the same as that of a leaf?
From Project Gutenberg
Alighting on a new flower the insect rubs a pollen grain on a stigma ready to receive it, and lo!
From Project Gutenberg
Or we may think of the shrunken dark star as the germ-cell, the pollen-grain, of the cosmic organism.
From Project Gutenberg
It is obvious that a "tall" ovule has an equal chance of being fertilised by a "tall" or a "dwarf" pollen grain.
From Project Gutenberg
Each of the 2x dwarf ovules, again, has an equal chance of being fertilised by a "tall" or by a "dwarf" pollen grain.
From Project Gutenberg
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