Definition of hexagon in English:


Line breaks: hexa|gon
Pronunciation: /ˈhɛksəɡ(ə)n


A plane figure with six straight sides and angles.
More example sentences
  • The design radiates symmetrically from a central point and is constructed from a pattern of circles, equilateral triangles, squares, hexagons and/or six-pointed stars.
  • For example, 10 carbon atoms can be arranged into two conjoined hexagons, each hexagon sharing two carbon atoms with the other.
  • Carbon atoms are linked into hexagons, and the hexagonal pattern makes up the walls of a cylinder only nanometers wide.


late 16th century: via late Latin from Greek hexagōnon, neuter (used as a noun) of hexagōnos 'six-angled'.



Pronunciation: /-ˈsaɡ(ə)n(ə)l/
More example sentences
  • It could be triangular; it could be quadrangular, pentagonal, hexagonal, heptagonal, octagonal, spherical, etc.
  • Its curious name derives from that of the US architect Richard Buckminster Fuller, who pioneered the geodesic dome made from hexagonal and pentagonal facets.
  • The most famous is buckminsterfullerene, discovered in 1985, which is made up of 60 carbon atoms arranged in 12 pentagonal rings and 20 hexagonal rings.

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