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heptagon

Syllabification: hep·ta·gon
Pronunciation: /ˈheptəˌɡän
 
/

Definition of heptagon in English:

noun

A plane figure with seven straight sides and angles.
Example sentences
  • The book promptly answered his question: A heptagon has seven sides.
  • Construct a heptagon, given the seven points that are the midpoints of its sides.
  • In this case, all of the points lying along a line through this circle's center and perpendicular to the plane of the heptagon are equidistant from the polygon's vertices.

Origin

late 16th century: from Greek heptagonon, neuter (used as a noun) of heptagonos 'seven-angled'.

Derivatives

heptagonal

1
Pronunciation: /hepˈtaɡənl/
adjective
Example sentences
  • He took note through the clear glass walls of the heptagonal room that the employees were still working, even at the ungodly hour of 4 a.m. on a Sunday morning.
  • They suggest that the magnetic behavior is due to the complex microstructure of the foam in which they observe heptagonal structures having an unpaired electron.
  • In the Korean myth, the hero's legitimate son is recognized when he is able to find half of his father's sword at the base of a pine tree growing out of a heptagonal stone.

Definition of heptagon in:

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Word of the day prepotent
Pronunciation: prɪˈpəʊt(ə)nt
adjective
greater than others in power or influence