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(computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories | a room where a judge transacts business |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