a bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil | the real physical matter of which a person or thing consists |
the chamber of a nuclear reactor containing the fissile material where the reaction takes place | a particular kind or species of matter with uniform properties |
(computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories | the property of holding together and retaining its shape |
the choicest or most essential or most vital part of some idea or experience | the idea that is intended |
the central meaning or theme of a speech or literary work | the choicest or most essential or most vital part of some idea or experience |
a small group of indispensable persons or things | content communicating a message; what something is about |
the center of an object | considerable capital (wealth or income) |
the central part of the Earth | material of a particular kind or constitution |
a cylindrical sample of soil or rock obtained with a hollow drill | |