from The Century Dictionary.

  • noun A large cavity in an organic body containing air.
  • noun A compartment of a hydraulic engine or apparatus, as a pump, interposed between and connected with the supply- and delivery-passages, and containing air which by its elasticity equalizes the pressure and flow of the fluids.
  • noun Any compartment or chamber designed to contain air: as, the air-chamber of a life-boat.
  • noun A septal chamber in the nautilus and other chambered cephalopods like the ammonites, goniatites, and orthoceratites.
  • noun In botany: One of the mostly prismatic intercellular spaces occurring in aquatic plants.
  • noun The intercellular area beneath a stoma.


Sorry, no etymologies found.


  • But he went up a ladder against a gale of ventilation — a ladder that was encased in a kind of gas-tight fire escape — and ran right athwart the great forward air-chamber to the little look-out gallery with a telephone, that gallery that bore the light pom-pom of German steel and its locker of shells.

    The War in the Air

  • Moreover, compared with even a torpedo boat, the airship was remarkably simple to construct, given the air-chamber material, the engines, the gas plant, and the design, it was reallt not more complicated and far easier than an ordinary wooden boat had been a hundred years before.

    The War in the Air

  • J.T. Maston, the brothers Blomsberry, and Engineer Murchison, without heeding these dangers, took their places in the air-chamber.

    Round the Moon

  • The sleepers were steel, and their box-shape left an air-chamber which the gas expansion filled, to blow the middle of the sleeper upward.

    Seven Pillars of Wisdom

  • And within that voyage, Grant was now on a fantastic subvoyage of his own, blown through what seemed miles of space within a microscopic air-chamber in the lung of a dying man.

    Fantastic Voyage

  • Another rioter-a Zirk nomad from the North, he guessed-was aiming one of the long-barreled native air-rifles, holding the ten-inch globe of the air-chamber in both lower hands.

    Uller Uprising

  • The square stern, buoyed up by the air-chamber, lifted the boat out of the resulting wave as he struck the bottom of the descent.

    Through the Grand Canyon from Wyoming to Mexico

  • Take a single room, and suppose on one side a current of out-door air which has been warmed by passing through the air-chamber of a modern furnace.

    The Atlantic Monthly, Volume 14, No. 85, November, 1864

  • In _Riccia_ they are scattered singly and protected by the air-chamber layer.

    Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria"

  • _Hautbois de Poitou_, a hautbois having the reed enclosed in an air-chamber, just as is the case with the reeds of the bag-pipe.

    Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy"


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