fundamental interaction — An Etymological Dictionary of Astronomy and Astrophysics

fundamental interaction

اندرژیرش ِ بنیادین

andaržireš-e bonyâdin

Fr.: interaction fondamentale

Any of the four interactions in nature between bodies of matter and that are mediated by one or more particles. Also called the
→ fundamental force. In order of decreasing strength, the four fundamental interactions are the → strong interaction, the → electromagnetic interaction, the → weak interaction, and the → gravitational interaction.

See also: → fundamental; → interaction.

An Etymological Dictionary of Astronomy and Astrophysics