<p><strong>Verb</strong></p><ul><li>(used with object) to cause to turn around an axis or center point; revolve.</li><li>to cause to go through a cycle of changes; cause to pass or follow in a fixed routine of succession: to rotate farm crops.</li><li>to replace (a person, troops, etc.) by another or others, usually according to a schedule or plan.</li></ul><p><strong>Verb</strong></p><ul><li>(used without object) to turn around on or as if on an axis.</li><li>to proceed in a fixed routine of succession: The sentries rotated in keeping watch.</li></ul>