<p><strong>Verb:</strong></p><ul><li>(used with object) to cause to indicate the same time, as one timepiece with another: Synchronize your watches.</li><li>to cause to go on, move, operate, work, etc., at the same rate and exactly together: They synchronized their steps and walked on together.</li><li>Movies, Television: to cause (sound and action) to match precisely: to synchronize the sound of footsteps with the actor's movements.</li><li>to match the sound and action in (a scene).</li><li>to harmonize or bring into alignment: To be at peace with yourself you must synchronize your lifestyle with your values.</li><li>to cause (accounts or narratives) to agree in the timing and sequence of events, or to arrange (events) in a way that shows their occurrence in the same time or period: The early church fathers did not attempt to synchronize the four gospels.</li><li>to adjust the periodicities of (two or more electrical or mechanical devices) so that the periods are equal or integral multiples or fractions of each other.</li></ul><p><strong>Verb:</strong></p><ul><li>(used without object) to occur at the same time or coincide or agree in time.</li><li>to go on, move, operate, work, etc., at the same rate and exactly together; recur together.</li></ul>