geometry
/d͡ʒiˈɑ.mə.tɹi/ noun B1- The branch of mathematics dealing with spatial relationships.
- A mathematical system that deals with spatial relationships and that is built on a particular set of axioms; a subbranch of geometry which deals with such a system or systems.
- The observed or specified spatial attributes of an object, etc.
- A mathematical object comprising representations of a space and of its spatial relationships.
Plural geometries
From the library
By the end of the term Anne and Gilbert were both promoted into the fifth class and allowed to begin studying the elements of “the branches”--by which Latin, geometry, French, and algebra were meant.
In geometry Anne met her Waterloo.
“Matthew, did you ever study geometry when you went to school?”
“I’m sure I’d get on better with geometry if only he wouldn’t change the letters,” complained Anne.
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