Where does “undiagnose” come from?

undiagnose (English) comes from English diagnose, from English diagnosis, from Latin diagnōsis, from Ancient Greek διάγνωσις, from Ancient Greek διαγιγνώσκω, from Ancient Greek δῐᾰ-, from Ancient Greek διά, from Proto-Indo-European dwís — two.

undiagnose (English): To withdraw a former diagnosis of

Definitions

  1. To withdraw a former diagnosis of

Ancestry of “undiagnose”, step by step

StepLanguageWordMeaning
1EnglishdiagnoseTo determine which disease is causing a sick...
2EnglishdiagnosisThe identification of the nature and cause of an...
3Latindiagnōsis
4Ancient Greekδιάγνωσιςdistinguishing
5Ancient Greekδιαγιγνώσκωto discern; distinguish, discern
6Ancient Greekδῐᾰ-apart; through, across; through; in different...
7Ancient Greekδιάthroughout
8Proto-Indo-Europeandwístwice, doubly; in two
9Proto-Indo-Europeandwóh₁two
Every word from Proto-Indo-European dwóh₁