Where does “cationic” come from?

Cationic derives from English cation plus the suffix -ique from French, ultimately from Latin -icus and Ancient Greek κατά meaning "down" or "against," with roots in Proto-Indo-European.

cationic (English): of, relating to, or being a cation

Definitions

  1. of, relating to, or being a cation

Ancestry of “cationic”, step by step

cationic traces back through two separate lines of ancestry.

via English cation

StepLanguageWordMeaning
1EnglishcationA positively charged ion, i.e. one that would be...
2Ancient Greekκατιόνgoing down
3Ancient Greekκάτειμιto go down, come down
4Ancient Greekκᾰτᾰ-fully; down; denoting motion downwards
5Ancient Greekκατά
6Ancient Greekκαταστερίζωto place among the stars; I put among the stars
7Ancient Greekἀστήρa celestial body; illustrious person; starfish
8Proto-Hellenicastḗrstar
9Proto-Indo-Europeanh₂stḗrstar
10Proto-Indo-Europeanh₂eHs-to be/become dry; to burn, to glow; hearth

via French cationique

StepLanguageWordMeaning
1Frenchcationiquecationic
2French-iqueUsed to form adjectives from nouns: -ic, -ical,...
3Middle French-iqueic
4Old French-ique-ic
5Latin-icusbelonging to; derived from; of or pertaining to;...
6Proto-Italic*-ikosforms adjectives with the sense of 'of or pertaining to'

Words derived from “cationic

Every word from Proto-Indo-European h₂eHs-Every word from Proto-Indo-European h₂stḗrEvery word from Proto-Hellenic astḗr