# res extensa

> English word · Noun

## Definitions
1. In Cartesian ontology, corporeal substance, distinguished from the res cogitans from which the mind or soul is made.

## Etymology
From Latin rēs extēnsa.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/res-extensa