<p><strong>Noun:</strong></p><ul><li>An evergreen tree, Olea europaea, of Mediterranean and other warm regions, cultivated chiefly for its fruit.</li><li>The fruit of this tree, a small oval drupe, eaten as a relish and used as a source of oil.</li><li>Also called olive wood.</li><li>The wood of this tree, valued for ornamental work.</li><li>The foliage of this tree.</li><li>A wreath of it.</li><li>Any of various related or similar trees.</li><li>Olive branch.</li><li>The ocher green or dull yellow-green of the unripe olive fruit.</li></ul><p><strong>Adjective:</strong></p><ul><li>Of, relating to, or made of olives, their foliage, or their fruit.</li><li>Of the color olive.</li><li>Tinged with this color: an olive complexion.</li></ul>