<p><strong>Noun</strong></p><ul><li>a plant, especially <em>Fagopyrum esculentum</em>, cultivated for its triangular seeds, which are used as a feed for animals or made into a flour for human consumption, as in pancakes or cereal.</li><li>the seeds of this plant.</li><li>buckwheat flour.</li><li>flour made from seeds of buckwheat.</li><li>adjective made with buckwheat flour: buckwheat pancakes.</li></ul>