Where does “diagnostic” come from?

diagnostic (French) comes from French diagnostique, from Ancient Greek διαγνωστικός, from Ancient Greek διάγνωσις, from Ancient Greek διαγιγνώσκω, from Ancient Greek δῐᾰ-, from Ancient Greek διά, from Proto-Indo-European dwís, from Proto-Indo-European dwóh₁ — two.

diagnostic (French): diagnosis

Definitions

  1. diagnosis

Ancestry of “diagnostic”, step by step

StepLanguageWordMeaning
1Frenchdiagnostiquediagnostical, diagnostic
2Ancient Greekδιαγνωστικόςable to distinguish
3Ancient Greekδιάγνωσιςdistinguishing
4Ancient Greekδιαγιγνώσκωto discern; distinguish, discern
5Ancient Greekδῐᾰ-apart; through, across; through; in different...
6Ancient Greekδιάthroughout
7Proto-Indo-Europeandwístwice, doubly; in two
8Proto-Indo-Europeandwóh₁two

Words derived from “diagnostic

Every word from Proto-Indo-European dwóh₁Every word from Ancient Greek δῐᾰ-Every word from Proto-Indo-European dwís