meson Meaning, Definition & Usage

  1. noun an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0
    mesotron.

WordNet


Mes"on noun
Etymology
NL., fr. Gr. middle, neut. of , a., middle.
Definitions
  1. (Anat.) The mesial plane dividing the body of an animal into similar right and left halves. The line in which it meets the dorsal surface has been called the dorsimeson, and the corresponding ventral edge the ventrimeson. B. G. Wilder.

Webster 1913