golden section

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golden section

n.
A ratio, observed especially in the fine arts, between the two dimensions of a plane figure or the two divisions of a line such that the smaller is to the larger as the larger is to the sum of the two, a ratio of roughly three to five. Also called golden ratio.

golden section

or

golden mean

n
(Art Terms) the proportion of the two divisions of a straight line or the two dimensions of a plane figure such that the smaller is to the larger as the larger is to the sum of the two. If the sides of a rectangle are in this proportion and a square is constructed internally on the shorter side, the rectangle that remains will also have sides in the same proportion. Compare golden ratio

gold′en sec′tion


n.
a ratio between two portions of a line, or the two dimensions of a plane figure, in which the lesser of the two is to the greateras the greater is to the sum of both: a ratio of approximately 0.618 to 1.000.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.golden section - the proportional relation between two divisions of line or two dimension of a plane figure such that short : long :: long : (short + long)
proportion - the quotient obtained when the magnitude of a part is divided by the magnitude of the whole
Translations
sezione aurea
References in periodicals archive ?
The pentagram, whose construction begins with the circle (a symbol of perfection and unity), is composed entirely of golden sections.
Its significance here is that it is founded on the Golden Section, which gave me a springboard from which to launch expressive free painting gestures.
All windows are golden sections and have a similar proportional relationship to the rooms within.