<p><strong>Noun</strong></p><ul><li>Also called buttonwood.</li><li>Any of several North American plane trees, especially <em>Platanus occidentalis</em>, having shallowly lobed ovate leaves, globular seed heads, and wood valued as timber.</li><li>British: The sycamore maple.</li><li>A tree, <em>Ficus sycomorus</em>, of the Middle East, related to the common fig, bearing an edible fruit.</li></ul>