- A situation or action that is comprehensive and absolute in all aspects
- An assembly or conference that is fully represented or participated by all its members
- A process or sequence that comprises all the necessary steps performed in the correct order
- The committee has plenary power to make decisions about budget allocations.
- The president addressed a plenary session of the congress, with every member present.
- In a plenary trial, all steps of the proceedings are followed in proper sequence, ensuring a fair and thorough investigation.