# ratiocinate

> English word · Verb · IPA /ˌɹætiˈosəˌneɪt/

## Definitions
1. To use the powers of the mind logically and methodically; to reason.

## Etymology
From Latin ratiocinor (“to reckon, argue”). First use appears c. 1643 in the writings of Kenelm Digby.

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