definitions
• synonyms

# geometry

[jee-om-i-tree]
See more synonyms on Thesaurus.com
noun, plural ge·om·e·tries.
1. the branch of mathematics that deals with the deduction of the properties, measurement, and relationships of points, lines, angles, and figures in space from their defining conditions by means of certain assumed properties of space.
2. any specific system of this that operates in accordance with a specific set of assumptions: Euclidean geometry.
3. the study of this branch of mathematics.
4. a book on this study, especially a textbook.
5. the shape or form of a surface or solid.
6. a design or arrangement of objects in simple rectilinear or curvilinear form.

## Origin of .css-1fxfie5{font-size:22px;}@media (max-width:768px){.css-1fxfie5{font-size:18px;margin:0 10px 10px 0;word-break:break-all;word-wrap:break-word;-webkit-hyphens:auto;-moz-hyphens:auto;-ms-hyphens:auto;hyphens:auto;line-height:22px;}}geometry

1300–50; Middle English < Latin geōmetria < Greek geōmetría. See geo-, -metry
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

## Examples from the Web for geometries

### Historical Examples

• #### For instance, we might know that in non-Euclidean geometries, parallels meet.

The Civilization of Illiteracy

• #### This is the first problem that a student meets in most American geometries.

The Teaching of Geometry

David Eugene Smith

• #### The real criterion then of all geometries is neither truth, conformability nor necessity, but consistency and convenience.

The Mystery of Space

Robert T. Browne

• #### The number of geometries compatible with these premises will be limited.

British Dictionary definitions for geometries

# geometry

noun
1. the branch of mathematics concerned with the properties, relationships, and measurement of points, lines, curves, and surfaces
1. any branch of geometry using a particular notation or set of assumptionsanalytical geometry
2. any branch of geometry referring to a particular set of objectssolid geometry
2. a shape, configuration, or arrangement
3. arts the shape of a solid or a surface

## Word Origin

C14: from Latin geōmetria, from Greek, from geōmetrein to measure the land
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

# geometry

### n.

early 14c., from Old French géométrie (12c.), from Latin geometria, from Greek geometria "measurement of earth or land; geometry," from comb. form of ge "earth, land" (see Gaia) + -metria (see -metry).

Online Etymology Dictionary, © 2010 Douglas Harper

geometries in Science

# geometry

[jē-ŏmĭ-trē]
1. The mathematical study of the properties, measurement, and relationships of points, lines, planes, surfaces, angles, and solids.