Meaning & Definition of word "Plenum"

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    Plenum

    /ˈplɛnəm/

    noun:

    • 1. A space or a cavity that is filled with matter, typically air, that is used in the context of ventilation or air handling systems.
      • Example: The HVAC system relies on a plenum to distribute conditioned air throughout the building.
    • 2. A complete or full state; often used in opposition to a vacuum.
      • Example: The theater was filled to plenum with an enthusiastic audience.
    • 3. An assembly or meeting of all members, often used in legislative or formal contexts.
      • Example: During the plenum, all committee members voiced their opinions on the proposed legislation.

    Etymology

    From Latin 'plenus' meaning 'full'.

    Common Phrases and Expressions

    in plenary session:

    Refers to a meeting where all members are present.

    plenum chamber:

    A space that is fully filled with gas or liquid, particularly in engineering.

    Related Words

    plenary:

    Referring to an assembly attended by all participants.

    plenitude:

    The state of being full or complete.

    Slang Meanings of plenum

    Meaning: Full house

    Example Sentence: When the theater is full, we say it's a plenum show.

    Meaning: Meeting of the minds

    Example Sentence: We're having a plenum of ideas at the brainstorming session.