Definition of Reggeon in English:

Reggeon

Pronunciation /ˈrɛdʒeɪɒn/ /ˈrɛdʒɪɒn/

noun

Physics
  • A Regge pole or trajectory; a virtual particle exchanged in the type of scattering represented by these, characterized by a higher spin and greater mass than an otherwise similar conventional particle.

Origin

1960s; earliest use found in Physics Letters. From Regge + -on.