The story
- Proto-Indo-European*ḱekʷ-
- Proto-Indo-European*ḱókʷr̥
- Proto-Indo-European*ḱókʷ-ro-s
- Ancient Greekκόπρος (kópros)
- Englishcopro-
- Proto-Indo-European*mey-der.?
- Ancient Greekμῑκρός (mīkrós)
- Proto-Indo-European*speḱ-
- Proto-Indo-European*spéḱyeti
- Proto-Hellenic*sképt͏̌omai
- Ancient Greekσκέπτομαι (sképtomai)
- Ancient Greekσκοπός (skopós)
- Ancient Greekσκοπέω (skopéō)
- Latinmīcroscopium
- Italianmicroscopio
- Englishmicroscope
- Englishmicroscopic
- English todaycopromicroscopic
From copro- + microscopic.
Etymology from Wiktionary, CC BY-SA 4.0.