The story
- Proto-Indo-European*peh₂w-
- Proto-Indo-European*peh₂urós
- Proto-Italic*pauros
- Old Latinparvos
- Latinparvus
- Latinminimus
- Latinminimum
- English todayminimum
Learned borrowing from Latin minimum, neuter form of minimus (“least, smallest”).
Etymology from Wiktionary, CC BY-SA 4.0.