Where does “delusion” come from?

Delusion comes from Latin delusio, a noun formed from the prefix de- and the verb ludere meaning "to play" or "to mock," ultimately derived from Proto-Indo-European de-.

delusion (English): A false belief that is resistant to confrontation...

Definitions

  1. A false belief that is resistant to confrontation...

Ancestry of “delusion”, step by step

StepLanguageWordMeaning
1Latindelusioa deceiving, deluding, a delusion
2Latin-tiōtion, -ation, -ing
3Latindissertātiō(spoken) dissertation, discourse, disquisition
4Latindissertusarranged, disposed; explained
5Latindissereresecond-person singular future passive indicative...
6Latindis-asunder, apart, in two; reversal, removal;...
7Latincalceusshoe
8Latincalxlimestone; chalk; the finish line
9Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

Words derived from “delusion

Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-
delusion — Etymology, Origin & Word History | Etymology Explorer