a bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil | miscellaneous unspecified objects |
the chamber of a nuclear reactor containing the fissile material where the reaction takes place | unspecified qualities required to do or be something |
(computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories | a critically important or characteristic component |
the choicest or most essential or most vital part of some idea or experience | senseless talk |
the central meaning or theme of a speech or literary work | information in some unspecified form |
a small group of indispensable persons or things | informal terms for personal possessions |
the center of an object | the tangible substance that goes into the makeup of a physical object |
the central part of the Earth | |
a cylindrical sample of soil or rock obtained with a hollow drill | |