reason etymology

English word reason comes from Proto-Italic *rēōr (Reckon, calculate.. Think, deem, judge.), Proto-Indo-European *rh₁-tós, Latin reri

Detailed word origin of reason

Dictionary entryLanguageDefinition
*rēōr Proto-Italic (itc-pro) Reckon, calculate.. Think, deem, judge.
*rh₁-tós Proto-Indo-European (ine-pro)
reri Latin (lat)
reor Latin (lat) I reckon, calculate.. I think, deem, judge.
*ratos Proto-Italic (itc-pro) Established, authoritative. Fixed, certain.
ratus Latin (lat) ; rat Established, authoritative. Fixed, certain.
rationem Latin (lat)
raisun Anglo-Norman (xno)
reason English (eng) (intransitive) To converse; to compare opinions.. (intransitive) To deduce or come to a conclusion by being rational. (intransitive) To perform a process of deduction or of induction, in order to convince or to confute; to argue.. (transitive) To arrange and present the reasons for or against; to examine or discuss by arguments; to debate or discuss.. (transitive) To persuade by reasoning or [...]

Words with the same origin as reason

Descendants of *rēōr
arraignment irrational irritate rate rating ratio ration rational reasonable