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Added 7 October 2026

senior

/ˈsiːnjə(ɹ)/ noun

In Latin: senior Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about senior at Wordnik → Where our words come from →

An undergraduate student during the year preceding graduation.
A person who is older than you are.

adjective

Older; higher in rank; longer in length of tenure or service.
senior officer
Used of the fourth and final year in United States high school or college.
the senior prom
Advanced in years; (`aged' is pronounced as two syllables).
aged members of the society

Origin

From Middle English senior, from Latin senior (“older”), comparative form of senex (“old”); see senate. Doublet of seigneur, seignior, senhor, señor, senyor, signore, sir, and sire.

From Wiktionary, via Kaikki.org (CC BY-SA)

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