dictionary help| octagon | medical dictionary |
1. <geometry> A plane figure of eight sides and eight angles.
2. Any structure (as a fortification) or place with eight sides or angles. Regular octagon, one in which the sides are all equal, and the angles also are all equal.
Origin: Gr. Eight-cornered; (for eight) + an angle: cf.F. Cctogone.
(01 Mar 1998)
octa-, octacosanoic acid, octad, octaemeron < Prev | Next > octagynous, octahedral, octahedrite
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