Where does “malnormality” come from?

malnormality (English) comes from English mal, from French mal, from Old French mal, from Latin malleus, from Proto-Indo-European melh₂-no-, from Proto-Indo-European melh₂-, from Proto-Indo-European mel-, from Proto-Indo-European mey- — to strengthen; to bind; to change, exchange.

malnormality (English): The property of a subgroup H of a group G where, for any x in G but not in H, H and Hx intersect in the identity element

Definitions

  1. The property of a subgroup H of a group G where, for any x in G but not in H, H and Hx intersect in the identity element

Ancestry of “malnormality”, step by step

malnormality traces back through two separate lines of ancestry.

via English mal

StepLanguageWordMeaning
1Englishmalillness, affliction; A longboard; Malleolus
2Frenchmaltrouble, difficulty; pain; evil
3Old Frenchmalevilly; badly; poorly; evil
4Latinmalleushammer, mallet; a disease of animals; the...
5Proto-Indo-Europeanmelh₂-no-
6Proto-Indo-Europeanmelh₂-to grind, to crush
7Proto-Indo-Europeanmel-soft; tender; weak; to deceive; to rub
8Proto-Indo-Europeanmey-to strengthen; to bind; to change, exchange

via English normality

StepLanguageWordMeaning
1EnglishnormalityThe state of being normal or usual; normalcy; The...
2EnglishnormalAccording to norms or rules or to a regular...
3Latinnormālisperpendicular, square, with right angles
4Latinnōrmaa carpenter’s square
5Ancient Greekγνώμωνinterpreter, discerner; carpenter's square;...
6Ancient GreekγιγνώσκωI am aware of; I perceive, observe, know, learn;...
7Proto-Indo-Europeanǵn̥h₃sḱétito recognise
8Proto-Indo-Europeanǵneh₃-to know
Every word from Proto-Indo-European mey-