polygon

Founding-era definition · Webster's 1828 American Dictionary

POL'YGON, noun [Gr. many, and an angle.] In geometry, a figure of many angles and sides, and whose perimeter consists at least of more than four sides.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI

More founding-era words: liberty · virtue · republic · justice · providence · commerce · militia · arms · prudence · establishment · religion · usurpation · tyranny · citizen · unalienable · sovereign