English

macronym

Blend of macro + acronym.

Proto-Indo-European *meh₂ḱ- ‘to increase’

Proto-Indo-European *mh₂ḱrós ‘lean, meager’

Proto-Hellenic *makrós

Ancient Greek μακρός ‘long’

English macro

German Akronym

Today it means

noun An acronym having a letter that stands for another acronym.

Language periods are conventional ranges, not dates for this word.

Etymograph / macronym