the act of changing one thing or position for another | an activity that varies from a norm or standard |
a basketball maneuver; two defensive players shift assignments so that each guards the player usually guarded by the other | the act of changing or altering something slightly but noticeably from the norm or standard |
a flexible implement used as an instrument of punishment | (ballet) a solo dance or dance figure |
control consisting of a mechanical or electrical or electronic device for making or breaking or changing the connections in a circuit | an artifact that deviates from a norm or standard |
railroad track having two movable rails and necessary connections; used to turn a train from one track to another or to store rolling stock | something a little different from others of the same type |
hairpiece consisting of a tress of false hair; used by women to give shape to a coiffure | a repetition of a musical theme in which it is modified or embellished |
an event in which one thing is substituted for another | an instance of change; the rate or magnitude of change |
| (biology) an organism that has characteristics resulting from chromosomal alteration |
| (astronomy) any perturbation of the mean motion or orbit of a planet or satellite (especially a perturbation of the earth's moon) |
| the process of varying or being varied |
| the angle (at a particular location) between magnetic north and true north |