Rectangle
The Optical Dictionary · 1904 · p. 19
A quadrilateral plane figure, having all its angles, right angles and its opposite sides consequently equal.
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The American Dictionary and Cyclopedia (1910)
Chamber's Twientieth Century Dictionary (1908)
Webster's Practical Dictionary- A Practical Dictionary of the Englih Language (1884)
Zell's Condensed Dictionary (1879)
Dictionary of Science, Literature and Art (1854)
Dictionary of Science, Literature and Art (1842)
A Military Dictionary (1810)
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