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[[Image:lighterstill.jpg]][[Image:High_temperature_superconductor.jpg|right|frame]]
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'''Synchronous''' can refer to the following meanings:
*1. a. Existing or happening at the same [[time]]; coincident in time; belonging to the same period, or occurring at the same [[moment]], of time; contemporary; simultaneous.
:b. transf. Relating to or treating of different events or things belonging to the same time or period; involving or indicating contemporaneous or simultaneous occurrence.
:c. synchronous curve (Geom.), a curve which is the [[locus]] of the points reached at any instant by a number of particles descending from the same point down a family of curves under the action of [[gravity]].
*2. a. Recurring at the same successive instants of time; keeping time with; going on at the same rate and exactly together; having coincident periods, as two sets of vibrations or the like. Cf. sense 2d below.
:b. Electr. Applied to alternating currents having coincident periods; also to a [[machine]] or motor working in time with the alternations of current. ¶erron. Of [[uniform]] [[velocity]].
:c. Computers and Telecommunications. Of apparatus or [[method]]s of [[work]]ing: making use of equally spaced pulses that govern the timing of operations.
:d. Of a satellite: rotating round the parent [[planet]] at the same rate as the planet rotates. Of an orbit: such that a satellite in it is '''synchronous'''.
Compare: [[Harmonious]]
[[Category: General Reference]]
[[Category: General Reference]]
