D defs.my
Entry 1 sense Webster, 1913

Pair production

· Pair· pro·duc·tion · IPA
01 The simultaneous creation of a particle and its antiparticle, such as an electron and positron, from a photon; -- usually due to its intera…
  1. 1.
    The simultaneous creation of a particle and its antiparticle, such as an electron and positron, from a photon; -- usually due to its interaction with the strong field near a nucleus.(Physics)