Where does “subnormal” come from?

Subnormal comes from English normal, from Latin normālis, from Latin sub and -ālis, from Ancient Greek γνώμων and γιγνώσκω, from Proto-Indo-European ǵneh₃-.

subnormal (English): Less than normal; denormal; A person whose...

Definitions

  1. Less than normal; denormal; A person whose...

Ancestry of “subnormal”, step by step

StepLanguageWordMeaning
1EnglishnormalAccording to norms or rules or to a regular...
2Latinnormālisperpendicular, square, with right angles
3Latinnōrmaa carpenter’s square
4Ancient Greekγνώμωνinterpreter, discerner; carpenter's square;...
5Ancient GreekγιγνώσκωI am aware of; I perceive, observe, know, learn;...
6Proto-Indo-Europeanǵn̥h₃sḱétito recognise
7Proto-Indo-Europeanǵneh₃-to know

Words derived from “subnormal

Every word from Proto-Indo-European ǵneh₃-
subnormal — Etymology, Origin & Word History | Etymology Explorer