Artificial intelligent assistant

multangle

ˈmultangle Geom. Obs.
  [ad. mod.L. multangulum, neut. sing. of multangulus: see multi- and angle n.]
  A polygon.

1674 S. Jeake Arith. (1696) 174 If 3 [angles] then called a Triangle, if 4 a Quadrangle, if more a Multangle or Polygone. 1788 T. Taylor Proclus I. 85 Multangles, and all the figures of many bases, concerning which geometry informs us.

  So ˈmultangled a. [see angled 4] = next.

1674 S. Jeake Arith. (1696) 176 Of Triangular, Quadrangular, or Multangled Form at the Base. 1706 Phillips (ed. Kersey), Multangled or Multangular Figure.

Oxford English Dictionary

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