Wiktionary
pomeron
n. (context physics English) A Regge trajectory postulated in 1961 to explain the slowly rising cross section of hadronic collisions at high energy.
Wikipedia
Pomeron
In physics, the pomeron is a Regge trajectory, a family of particles with increasing spin, postulated in 1961 to explain the slowly rising cross section of hadronic collisions at high energies. It is named after Isaak Pomeranchuk.