octangle

oc·tan·gle

[ok-tang-guhl]
adjective
noun

Origin:
1605–15; < Late Latin octangulus eight-angled, equivalent to Latin oct- oct- + angulus angle

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World English Dictionary
octagon or (less commonly) octangle (ˈɒktəɡən) [Click for IPA pronunciation guide]
 
n
a polygon having eight sides
 
[C17: via Latin from Greek oktagōnos, having eight angles]
 
octangle or (less commonly) octangle
 
n
 
[C17: via Latin from Greek oktagōnos, having eight angles]

00:10
Octangle is always a great word to know.
So is ninnyhammer. Does it mean:
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
a fool or simpleton; ninny.
octangle (ˈɒktæŋɡəl) [Click for IPA pronunciation guide]
 
n
a less common name for octagon

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