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octadecagon. In DICTIOUS you will not only get to know all the dictionary meanings for the word
octadecagon, but we will also tell you about its etymology, its characteristics and you will know how to say
octadecagon in singular and plural. Everything you need to know about the word
octadecagon you have here. The definition of the word
octadecagon will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of
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English
Etymology
From octadeca- + -gon.
Pronunciation
Noun
octadecagon (plural octadecagons)
- (geometry, rare) A polygon with 18 sides and 18 vertices.
A regular octadecagon cannot be constructed using a compass and straightedge.
Synonyms
Translations