Definition from Wiktionary, the free dictionary
- (mathematics, rare) The state of being a polygon.
- Rudolf Haller and Johannes Brandl (1990) Wittgenstein—eine Neubewertung, ISBN 3209011222: “Imagine that humans have failed to grasp the nature of Polygonness and that without realizing it, our conception of the Form is constantly changing and is always mistaken.”
- Christopher Ives (1992) Zen Awakening and Society, ISBN 0824814533, page 38: “However many times we may add sides to a polygon, it never becomes a circle; to become a circle, the polygon must undergo an absolute negation (of its polygonness).”
- Gregory Browne (2001) Necessary Factual Truth, ISBN 0761818863, page 11: “For example, quadrilateralness can be analyzed into the attributes polygonness (ie, being a polygon) and four-sidedness.”