a bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil | a position on a basketball team of the player who participates in the jump that starts the game |
the chamber of a nuclear reactor containing the fissile material where the reaction takes place | (American football) the position of the player on the line of scrimmage who puts the ball in play |
(computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories | the position on a hockey team of the player who participates in the face off at the beginning of the game |
the choicest or most essential or most vital part of some idea or experience | a building dedicated to a particular activity |
the central meaning or theme of a speech or literary work | the piece of ground in the outfield directly ahead of the catcher |
a small group of indispensable persons or things | mercantile establishment consisting of a carefully landscaped complex of shops representing leading merchandisers; usually includes restaurants and a convenient parking area; a modern version of the traditional marketplace |
the center of an object | a cluster of nerve cells governing a specific bodily process |
the central part of the Earth | the choicest or most essential or most vital part of some idea or experience |
a cylindrical sample of soil or rock obtained with a hollow drill | the object upon which interest and attention focuses |
| the sweet central portion of a piece of candy that is enclosed in chocolate or some other covering |
| politically moderate persons; centrists |
| the middle of a military or naval formation |
| a point equidistant from the ends of a line or the extremities of a figure |
| an area that is approximately central within some larger region |
| a place where some particular activity is concentrated |
| (football) the person who plays center on the line of scrimmage and snaps the ball to the quarterback |
| (basketball) the person who plays center on a basketball team |
| (ice hockey) the person who plays center on a hockey team |