<p><strong>Noun</strong></p><ul><li>a large convex molding, more or less semicircular in profile, commonly forming the lowest molding of the base of a column, directly above the plinth, sometimes occurring as one of a pair separated by a scotia and fillets</li><li>a doughnut-shaped surface generated by the revolution of a conic section, especially a circle, about an exterior line lying in its plane</li><li>the solid enclosed by such a surface</li><li>the receptacle of a flower</li><li>a thickening of the wall membrane in the bordered pits occurring in the tracheid cells of the wood of many conifers</li><li>a rounded ridge; a protuberant part</li></ul>