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Added 10 October 2026

plenary

/ˈpliːnəɹi/ adjective

Latin root: plēnārius Wiktionary

adjective Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about plenary at Wordnik → Where our words come from →

Fully attended by a plenum; for everyone's attendance.
Complete; full; entire; absolute.

noun

A plenary session.
After lunch, we will all be in the main auditorium listening to the plenary.
Part of a lesson, usually at or towards the end, designed to review or evaluate the learning that has taken place.

Origin

From Middle English plenarie, plenarye, from Late Latin plēnārius, from Latin plēnus (“full”).

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

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