<p><strong>Verb</strong></p><ul><li>(used with object)<ul><li>To cause to indicate the same time, as one timepiece with another.</li><li>To cause to go on, move, operate, work, etc., at the same rate and exactly together.</li><li>To cause (sound and action) to match precisely.</li><li>To harmonize or bring into alignment.</li><li>To cause (accounts or narratives) to agree in the timing and sequence of events.</li></ul></li></ul><p><strong>Noun</strong></p><ul><li>Sync (def 7): 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>