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cross-ratio. In DICTIOUS you will not only get to know all the dictionary meanings for the word
cross-ratio, but we will also tell you about its etymology, its characteristics and you will know how to say
cross-ratio in singular and plural. Everything you need to know about the word
cross-ratio you have here. The definition of the word
cross-ratio will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of
cross-ratio, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Alternative forms
Etymology
From cross- + ratio.
Noun
cross-ratio (plural cross-ratios)
- (geometry) A special number associated with an ordered quadruple of collinear points, particularly points on a projective line, and preserved by the fractional linear transformations.
Synonyms
Translations