By G.R.
http://www.dictionary.reference.com states that a stencil is:
(n) a device for applying a pattern, design, words, etc. to a surface, consisting of a thin sheet of cardboard, metal, or other material from which figures or letters have been cut out, a coloring substance, link, etc. being rubbed, brushed, or pressed over the sheet, passing through the perforations and onto the surface;
(n) the letters, designs, etc. produced on a surface by this method;
(v) to mark or paint a surface by means of a stencil
http://www.etymonline.com gives the etymology of the word “stencil”:
(n) 1707, not recorded again until 1848, probably from Middle English “stencellin” – to decorate with bright colors, from Middle French “estenceler” – cover with sparkles or stars, power with color, from “estencele” – spark, ornamental spangle, from Vulgar Latin “stincilla” from Latin “scintilla” – spark.
(v) “to produce a design with a stencil” not recorded until 1861
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