PLENARY definition: full; complete; entire; absolute; unqualified. See examples of plenary used in a sentence.

full, complete, plenary, replete mean containing all that is wanted or needed or possible. full implies the presence or inclusion of everything that is wanted or required by something or that …

Add to word list having all the members of a group or organization present: a plenary session (Definition of plenary from the Cambridge Academic Content Dictionary © Cambridge …

A plenary session or plenary meeting is one that is attended by everyone who has the right to attend.

Definition of plenary adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

There are eight meanings listed in OED's entry for the word plenary, two of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Although the adjective plenary can be used to describe anything that is full or complete, it most often describes a full meeting session, as in a political meeting or a board meeting.