| abomasum |
the fourth stomach chamber of cud-chewing mammals such as cows, in which food is digested. |
| bathyscaph |
a small, self-contained deep-sea research submarine with a spherical observation chamber mounted under the hull. |
| bathysphere |
a spherical diving chamber used for studying deep-sea life. |
| bellows |
(used with a sing. or pl. verb) a device with a flexible, valved air chamber that can be expanded to draw in air and compressed to expel it through a nozzle, used to blow air on a fire or to sound a musical instrument. [1/3 definitions] |
| breech |
the back part of a gun barrel, esp. the location of the loading mechanism and chamber. [1/3 definitions] |
| caisson |
a watertight chamber used in constructing or repairing underwater structures. [1/2 definitions] |
| cave |
an underground storage chamber, esp. a wine cellar. [1/4 definitions] |
| chamber |
to enclose or confine in or as if in a chamber. [1/6 definitions] |
| combustion chamber |
an engine chamber, esp. in a jet or rocket, in which fuel or a propellant is burned. |
| commode |
a washstand or cupboard containing a chamber pot. [1/3 definitions] |
| crypt |
a burial chamber or underground vault, esp. one beneath a church. |
| cylinder |
in a pump or engine, the cylinder-shaped chamber in which a piston moves. [2/5 definitions] |
| cyst |
in certain lower plants and fungi, a chamber containing reproductive cells. [1/3 definitions] |
| decompression sickness |
a painful and sometimes fatal condition caused by the formation of nitrogen bubbles in the blood, resulting from returning to atmospheric pressure too quickly from deep water or a compression chamber; aeroembolism; bends. |
| diesel |
shortened form of "diesel engine," a type of internal-combustion engine that burns fuel oil which is ignited by being sprayed into a chamber in which highly compressed air, rather than an electric spark, provides the heat. [1/3 definitions] |
| diesel engine |
a type of internal-combustion engine that burns fuel oil which is ignited by being sprayed into a chamber in which highly compressed air, rather than an electric spark, provides the heat. |
| divertimento |
a light instrumental chamber composition with several short movements, usu. written in the eighteenth century. |
| diving bell |
a large metal chamber used for underwater work and supplied with air under pressure equal to that of the surrounding water. |
| follicle |
a dry seed vessel, such as a milkweed pod, that has a single chamber, having developed from a single ovary, and that splits open along one seam when mature. [1/3 definitions] |
| fountain |
a chamber from which a liquid, such as ink in a pen, can be supplied slowly and steadily. [1/5 definitions] |
| fuel injection |
any of several systems by which fuel is sprayed directly into an engine's combustion chamber. [1/2 definitions] |