plenum

IPA: pɫˈɛnʌm

(physics) A space that is completely filled with matter.
(figuratively) A state of fullness, a great quantity (of something).
A legislative meeting (especially of the Communist Party) in which all members are present.
An enclosed space having greater than atmospheric pressure.
The space above a false ceiling used for cables, ducts etc.
(computing) A type of network cabling which satisfies plenum-ratings issued by the National Electrical Code. These cables produce less smoke and fumes in the event of fire.

Examples of "plenum" in Sentences

The plenum is coupled to the branch ducts.
The reflex from the main plenum travels back.
Air is introduced into the plenum with a swirl.
There is an opening in the bottom of each plenum.
The compressed bubbles rise to the plenum and pop.
The terminal consists of a cold air plenum and a return air plenum.
Plenum cable is cable that is laid in the plenum spaces of buildings.
Each runner from a sub plenum to the main plenum can be changed in length.
A condenser plenum and an evaporator plenum are separated by a compartment.
A spring clip is located in the plenum space above the pellet stack in the rods.