Where does “seniority” come from?

Seniority comes from Middle English senyoryte, from Medieval Latin senioritas, from Latin senior (the elder), derived from Latin senex (old man), ultimately from Proto-Indo-European sénos (old).

seniority (English): A measure of the amount of time a person has been...

Definitions

  1. A measure of the amount of time a person has been...

Ancestry of “seniority”, step by step

StepLanguageWordMeaning
1Middle Englishsenyoryte
2Medieval Latinsenioritas
3Latinseniorolder, elder; rather old; a lord, sir; an abbot
4Latinsenexold, aged, elderly; old person, old man, old...
5Proto-Indo-Europeansénosold
Every word from Proto-Indo-European sénos