overlay

t. [Eng. over, and lay, v.] I. Ordinary Language : 1. To cover or spread over the surface; to coat. "The folding gates a dazzling light displayed, With pomp of various architrave overlaid ." Pope: Homer's Ody ey xxi. 46. 2. To obscure, to cover, to hide, to overcast, to IMG:content-0465.png:[blocks in formation] 4. To oppre , to push hard. "The seuenth legion whyche stoode by him was likewise Bore overlaide by the enemy."- Goldinge : Cæsar, fol. 60. 5. To join by something laid or placed over; to span. "Overlay With bridges rivers proud, as with a yoke." Milton: P. R. , iii. 333. II. Print.: To put an overlay on. Overlay is frequently confused with overlie (q.v.), especially in the pa. t. and pa. par. (See instance under OVERLIE, 2.) ō'-ver-lāy, ö'er'-lāy, o-wer-lay, subst. [OVERLAY, v.] 1. Ord. Lang.: A covering. 2. Print.: A piece of paper pasted upon the tympan-sheet at a spot where the impre ion is desired to be dark and effective. This is used to bring out the darker parts of the engraving while the lighter portions are partially relieved of pre ure by cutting out the tympan-sheet over such places. Overlays are also used to obtain a proper impre ion of the low part of a form.