<p><strong>Verb</strong></p><ul><li>(used without object)<ul><li>To go from one country, region, or place to another.</li><li>To pass periodically from one region or climate to another, as certain birds, fishes, and animals.</li><li>To shift, as from one system, mode of operation, or enterprise to another.</li><li>(of a cell, tissue, etc.) To move from one region of the body to another, as in embryonic development.</li><li>(of ions) To move toward an electrode during electrolysis.</li><li>(of atoms within a molecule) To change position.</li><li>(at British universities) To change or transfer from one college to another.</li></ul></li></ul>