Etymology Explorer › English

Where does “illogical” come from?

Illogical derives from English logical, from English logic, from English aldehyde, from Latin in meaning "not," from Proto-Indo-European ne meaning "not," from Proto-Indo-European oyd- meaning "to see," and from Ancient Greek λόγος meaning "word" or "reason," ultimately from Ancient Greek λέγω meaning "to say."

illogical (English): Contrary to logic; lacking sense or sound...

Definitions

  1. Contrary to logic; lacking sense or sound...

Ancestry of “illogical”, step by step

StepLanguageWordMeaning
1EnglishlogicalIn agreement with the principles of logic;...
2Englishlogiclogical; A method of human thought that involves...
3Frenchlogiquelogic; logical
4Latinlogicanominative feminine singular of logicus;...
5Latinlogicuslogical; reasonable
6Ancient GreekλογικόςBelonging to speech: prose; Belonging to reason:...
7Ancient GreekλόγοςThat which is said: word, sentence, speech,...
8Ancient GreekλέγωI put in order, arrange, gather; I choose, count,...
9Proto-Indo-Europeanleǵ-to gather, collect, with derivatives meaning to...

Words derived from “illogical”

  • illogically
  • illogicalness
  • ilohikal
Every word from Proto-Indo-European leǵ- →