English
macrointeraction
From macro- + interaction.
Formed from macro- + interaction
Proto-Indo-European *meh₂ḱ- ‘to increase’
Proto-Indo-European *mh₂ḱrós ‘lean, meager’
Proto-Hellenic *makrós
Ancient Greek μακρός ‘long’
English macro-
Medieval Latin interāctiō
English interaction
Today it means
noun A large-scale interaction.
Language periods are conventional ranges, not dates for this word.
Etymograph / macrointeraction