What does "pair creation" mean?

the transformation of a gamma-ray photon into an electron and a positron when the photon passes close to an atomic nucleus

What is a synonym for "pair creation"?

Common synonyms include: pair formation, pair production.

Rare ·Advanced level

Noun

1
the transformation of a gamma-ray photon into an electron and a positron when the photon passes close to an atomic nucleus wordnet