English
macrodose
From macro- + dose.
Proto-Indo-European *meh₂ḱ- ‘to increase’
Proto-Indo-European *mh₂ḱrós ‘lean, meager’
Proto-Hellenic *makrós
Ancient Greek μακρός ‘long’
English macro-
Proto-Indo-European *deh₃- ‘to give’
…
Ancient Greek δίδωμι ‘to give’
Ancient Greek δόσις ‘a portion prescribed’
Late Latin dosis
Middle French dose
English dose
Today it means
noun A relatively large dose of (something, such as a drug or radiation), particularly as contrasted with a microdose.
Language periods are conventional ranges, not dates for this word.
Etymograph / macrodose