The story
- Proto-Indo-European*meh₂ḱ-
- Proto-Indo-European*mh₂ḱrós
- Proto-Hellenic*makrós
- Ancient Greekμᾰκρός (măkrós)
- Frenchmacro-
- English todaymacro-
From French, from Latin, from Ancient Greek μακρο- (makro-), combinging form of μακρός (makrós, “long”). By surface analysis, macr- + -o-.
Etymology from Wiktionary, CC BY-SA 4.0.