something (a person or object or scene) selected by an artist or photographer for graphic representation | a bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil |
the sum or range of what has been perceived, discovered, or learned | the chamber of a nuclear reactor containing the fissile material where the reaction takes place |
content communicating a message; what something is about | (computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories |
(usually plural) everything that is included in a collection and that is held or included in something | the choicest or most essential or most vital part of some idea or experience |
the amount that can be contained | the central meaning or theme of a speech or literary work |
the proportion of a substance that is contained in a mixture or alloy etc. | a small group of indispensable persons or things |
the state of being contented with your situation in life | the center of an object |
| the central part of the Earth |
| a cylindrical sample of soil or rock obtained with a hollow drill |