plenum

pronunciation

How to pronounce plenum in British English: UK [ˈpli:nəm]word uk audio image

How to pronounce plenum in American English: US [ˈplinəm, ˈplɛnəm] word us audio image

  • Noun:
    a meeting of a legislative body at which all members are present
    an enclosed space in which the air pressure is higher than outside

Word Origin

plenum (n.)
1670s, "filled space" (opposite of vacuum), from Latin plenum (spatium) "full (space)," neuter of adjective plenus "complete, full" (see plenary). The meaning "of a full assembly of legislators" is first recorded 1772.