Meaning & use
Euclidian
Last updated
Relating to the geometry described by the ancient mathematician Euclid, based on flat, two-dimensional space and its classical axioms.
See it in a sentence
The proof relies entirely on Euclidian geometry, assuming a flat plane.
Non-Euclidian geometries, unlike Euclidian ones, allow parallel lines to eventually meet.
A note on using this word
"Euclidian" is a less common variant spelling of "Euclidean," the more standard form used in mathematics and physics.
Words with a similar meaning
Euclidean
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Words with an opposite meaning
non-Euclidean
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