<p><strong>Noun</strong></p><ul><li>Chiefly British. A passage or channel for water, as a millrace.</li><li>A racetrack on which harness races are held.</li><li>Electricity. A channel for protecting and holding electrical wires and cables, especially a metal rectangular tube used for such purposes.</li><li>Machinery. Race 1 (def 9).</li></ul>