<p><strong>Noun</strong></p><ul><li>the act of a person or thing that crosses.</li><li>cross.</li><li>a place where lines, streets, tracks, etc., cross each other.</li><li>a place at which a road, railroad track, river, etc., may be crossed.</li><li>hybridization; crossbreeding.</li><li>the act of opposing or thwarting; frustration; contradiction.</li><li>the intersection of nave and transept in a cruciform church.</li><li>Railroads: a track structure composed of four connected frogs, permitting two tracks to cross each other at grade with sufficient clearance for wheel flanges.</li></ul>