Sentence Examples with the word umbo

The beak or umbo of each valve is prominent and rounded, and a number of sharp ridges and furrows radiate from the apex to the free edge of the shell, which is crenated.

A considerable length of the toga was allowed to hang from the left shoulder; the remainder was passed round the body so as to rise like a baldric (balteus) from the right hip to the left shoulder, being folded over in front (the fold was called sinus), then brought round the back of the neck so that the end fell over the right shoulder; the hanging portion on the left side was drawn up through the sinus, and bulged out in an umbo (Plate, fig.