a natural or artificial enclosed space | a bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil |
a room used primarily for sleeping | the chamber of a nuclear reactor containing the fissile material where the reaction takes place |
a room where a judge transacts business | (computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories |
an enclosed volume in the body | the choicest or most essential or most vital part of some idea or experience |
a deliberative or legislative or administrative or judicial assembly | the central meaning or theme of a speech or literary work |
| a small group of indispensable persons or things |
| the center of an object |
| the central part of the Earth |
| a cylindrical sample of soil or rock obtained with a hollow drill |