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)