Where does “dementia” come from?

Dementia comes from Latin dementia, a noun formed with the suffix -ia from Latin demens, meaning "out of one's mind," itself composed of de- and mens.

dementia (English): A progressive decline in cognitive function due...

Definitions

  1. A progressive decline in cognitive function due...

Ancestry of “dementia”, step by step

StepLanguageWordMeaning
1Latindēmentiamadness, insanity
2Latindēmēnsout of one’s mind or senses: mad, raving, insane, crazy; more generally: foolish, reckless, distracted, infatuated
3Latindē-of; from
4Latinof; concerning; about
5Latinpostbehind; after, since, besides, except; behind,...
6Latinposteablative singular of postis
7Proto-Italicpostibehind, after
8Proto-Indo-Europeanpóstiafter
9Proto-Indo-Europeanpósafterwards, post; by, at

Words derived from “dementia

Every word from Proto-Indo-European pós