Englishfor English speakers
overlay
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verb
(= cover)
put something on top of something else
cover the meat with a lot of gravy
—
noun
a layer of decorative material (such as gold leaf or wood veneer) applied over a surface
—
noun
(= sheathing)
protective covering consisting, for example, of a layer of boards applied to the studs and joists of a building to strengthen it and serve as a foundation for a weatherproof exterior
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verb
(= overlie)
kill by lying on
The sow overlay her piglets
lens
Noun
—
A lens is a specially shaped piece of glass that is used in cameras or telescopes to bend light.