The story
- Ancient Greek · derived fromπλατύπους“flat-footed”
- New Latin · derived fromPlatypus
- English todayplatypus
From New Latin Platypus (originally a genus name already in use for a type of beetle), from Ancient Greek πλατύπους (platúpous, “flat-footed”), from πλατύς (platús, “flat”) + πούς (poús, “foot”). Piecewise doublet of flatfoot.
Etymology from Wiktionary, CC BY-SA 4.0.