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English definition of “hexagon”

hexagon

noun [C] uk   /ˈhek.sə.ɡən/ us    /-ɡɑːn/
a shape that has six straight sides
hexagonal
adjective uk   /hekˈsæɡ.ən.əl/ us  
a hexagonal building/object
(Definition of hexagon from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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