<p><strong>Noun:</strong></p><ul><li>Any of various plants belonging to the genus Alyssum</li><li>Of the mustard family</li><li>Having clusters of small yellow or white flowers</li><li>Any of several related plants of the genus Aurinia</li><li>A. saxatilis, a widely cultivated species with yellow flowers</li><li>Sweet alyssum</li></ul>