A woman with a pollen allergy.
The fine yellow dust that comes from plants in the spring that makes you sneeze is an example of pollen.
Origin of pollenModern Latin ; from L, fine flour, dust ; from Indo-European base an unverified form pel, dust, meal from source Classical Latin pulvis, dust, Classical Greek pal?, dust
Origin of pollenLatin, fine flour.
top: photomicrograph of ragweed pollen
bottom: photomicrograph of cherry pollen
(usually uncountable, plural pollens)