Ancient Greek ἁδρός

← Ancient Greek ἅδην (suffix)

← Ancient Greek ρός (suffix)

← Ancient Greek (mention)

← Proto-Indo-European *seh₂- (inherited)

→ English hadron (derived)

→ English hadrosaur (mention)

→ Czech hadrosaurus (derived)

→ Greek αδρός (inherited)

→ Spanish hadrón (derived)

→ Kazakh адрон (derived)

→ Translingual Hadrosaurus (derived)

→ Old Armenian ատոք (mention)