Overlay

ō-vėr-lā′, v.t. to spread over or acro : to cover completely: to smother by lying on (for overlie ): to use overlays in printing: to cloud: to overwhelm or oppre : to span by means of a bridge.— ns. O′verlay , a piece of paper pasted on the impre ion-surface of a printing-pre , so as to increase the impre ion in a place where it is too faint: ( Scot. ) a cravat; Overlay′ing , a superficial covering: that which overlays: plating.