noun.
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noun.
An engravers' tool, used for producing a series of dots on a copperplate, and in mezzotint to darken any part which has been too much burnished.
noun.
A cylindrical object used to curl hair upon, whether of the head or of a wig.
noun.
In geometry, a curve traced by any point in the plane of a given curve when this plane rolls on this curve over another curve.
noun.
A game of chance, played at a table, in the center of which is a cavity surmounted by a revolving disk, the circumference of which is generally divided into 38 compartments colored black and red alternately, and numbered 1 to 36, with a zero and double zero.
To mark with dotted lines with a roulette.
To perforate with a roulette or similar instrument, as in preparing blank checks, for ease and convenience in removal from a stub, or sheets of printed postage-stamps for the separation of the stamps, the one from the other, when needed.