# expansion

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Related to expansion: Binomial expansion, Thermal expansion, Taylor expansion

## ex·pan·sion

(ĭk-spăn′shən)*n.*

**1.**

**a.**The act or process of expanding: the new nation's expansion westward.

**b.**The state of being expanded.

**2.**

**a.**An expanded part: an expansion of a river.

**b.**A product of expanding: a book that is an expansion of the author's PhD thesis.

**3.**The extent or amount by which something has expanded.

**4.**

*Mathematics*

**a.**A quantity written in an extended form, such as in a sum or product of terms.

**b.**The process of obtaining this form.

**5.**An expanse.

**6.**A period of increased economic or business activity.

## expansion

(ɪkˈspænʃən)*n*

**1.**the act of expanding or the state of being expanded

**2.**something expanded; an expanded surface or part

**3.**the degree, extent, or amount by which something expands

**4.**an increase, enlargement, or development, esp in the activities of a company

**5.**(Mathematics)

*maths*

**a.**the form of an expression or function when it is written as the sum or product of its terms

**b.**the act or process of determining this expanded form

**6.**(Mechanical Engineering) the part of an engine cycle in which the working fluid does useful work by increasing in volume

**7.**(Mechanical Engineering) the increase in the dimensions of a body or substance when subjected to an increase in temperature, internal pressure, etc

**exˈpansionary**

*adj*

## ex•pan•sion

(ɪkˈspæn ʃən)*n.*

**1.**the act or process of expanding.

**2.**the state or quality of being expanded.

**3.**the amount or degree of expanding.

**4.**an expanded portion or form of a thing.

**5.**expanse.

**6.**the development at length of an expression indicated in a contracted form, as

*a*

^{2}+ 2

*ab*+

*b*

^{2}for the expression (

*a*+

*b*)

^{2}.

**7.**an increase in economic and industrial activity (opposed to contraction).

[1605–15; < Late Latin]

**ex•pan′sion•al,**

*adj.*

## ex·pan·sion

(ĭk-spăn′shən)**1.**An increase in size, volume, or quantity, usually due to heating. When substances are heated, the molecular bonds between their particles are weakened, and the particles move faster, causing the substance to expand.

**2.**A number or other mathematical expression written in an extended form; for example,

*a*

^{2}+ 2

*ab*+

*b*

^{2}is the expansion of (

*a*+

*b*)

^{2}.

ThesaurusAntonymsRelated WordsSynonyms

**Legend:**Switch to new thesaurus

Noun | 1. | expansion - the act of increasing (something) in size or volume or quantity or scopedilatation, dilation - the act of expanding an aperture; "the dilation of the pupil of the eye" distension, distention - the act of expanding by pressure from within stretching - act of expanding by lengthening or widening inflation - the act of filling something with air magnification - the act of expanding something in apparent size extension - act of expanding in scope; making more widely available; "extension of the program to all in need" contraction - the act of decreasing (something) in size or volume or quantity or scope |

2. | expansion - a function expressed as a sum or product of terms; "the expansion of (a+b)^2 is a^2 + 2ab + b^2"math, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement function, mapping, mathematical function, single-valued function, map - (mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function) | |

3. | expansion - a discussion that provides additional informationdiscussion, discourse, treatment - an extended communication (often interactive) dealing with some particular topic; "the book contains an excellent discussion of modal logic"; "his treatment of the race question is badly biased" expatiation - a discussion (spoken or written) that enlarges on a topic or theme at length or in detail embellishment, embroidery - elaboration of an interpretation by the use of decorative (sometimes fictitious) detail; "the mystery has been heightened by many embellishments in subsequent retellings" | |

4. | expansion - adding information or detailamplification, elaboration - addition of extra material or illustration or clarifying detail; "a few remarks added in amplification and defense"; "an elaboration of the sketch followed" annotating, annotation - the act of adding notes |

## expansion

*noun*

**1.**increase, development, growth, spread, diffusion, magnification, multiplication, amplification, augmentation the rapid expansion of private health insurance

**2.**enlargement, inflation, increase, growth, swelling, unfolding, expanse, unfurling, opening out, distension Slow breathing allows for full expansion of the lungs.

## expansion

*noun*

Translations

**تَوَسُّع ، تَمَدُّد**

**ekspansion**

**udvidelse**

**laajennus**

**laajentuminen**

**kitágítás**

**òensla**

**rozťažnosť**

**širitev**

**genişleme**

## expansion

[ɪksˈpænʃ*ə*n]

**A.**

*N*[

*of metal*] → dilatación

*f*; [

*of town, economy, territory*] → desarrollo

*m*; [

*of subject, idea, trade, market*] → ampliación

*f*, desarrollo

*m*; [

*of production, knowledge*] → aumento

*m*, extensión

*f*; [

*of number*] → aumento

*m*(

*Math*) → desarrollo

*m*

**B.**

*CPD*

**expansion board**

*N*(

*Comput*) → placa

*f*de expansión

**expansion bottle**

*N*(

*Aut*) → depósito

*m*del agua

**expansion bus**

*N*(

*Comput*) → bus

*m*de expansión

**expansion card**

*N*(

*Comput*) → tarjeta

*f*de expansión

**expansion slot**

*N*(

*Comput*) → ranura

*f*para tarjetas de expansión

**expansion tank**

*N*(

*Aut*) → depósito

*m*del agua

## expansion

[ɪkˈspænʃ^{ə}n]

*n*

[

*sector, activity*] → développement*m* [

*population, production*] → accroissement*m* [

*trade, influence*] → extension*f* [

*company*] → expansion*f*## expansion

*n (of liquid, gas, metal, universe, property)*→ Ausdehnung

*f*, → Expansion

*f*;

*(of business, trade, production)*→ Erweiterung

*f*, → Expansion

*f*; (territorial, economic, colonial) → Expansion

*f*;

*(of subject, idea)*→ Entwicklung

*f*; (Math,

*of knowledge, membership*) → Erweiterung

*f*;

*(of experience, influence)*→ Vergrößerung

*f*;

*(of summary, notes)*→ Ausweitung

*f*

## expansion

(Comput):**expansion board**

*n*→ Erweiterungsplatine

*f*

**expansion card**

*n*→ Erweiterungskarte

*f*

## expansion

:**expansion slot**

*n*(Comput) → Erweiterungssteckplatz

*m*

## expansion

[ɪksˈpænʃ__/ə__n]

*n*(

*gen*) → espansione

*f*; (

*of town, economy, idea*) → sviluppo; (

*of production*) → aumento; (

*of knowledge*) → approfondimento; (

*of influence*) → estendersi

*m*; (

*of gas*) → espansione, dilatazione

*f*; (

*of metal*) → dilatazione

## expand

(ikˈspand)*verb*

to make or grow larger; to spread out wider. Metals expand when heated; He does exercises to expand his chest; The school's activities have been expanded to include climbing and mountaineering.

**exˈpanse**(-s)

*noun*

a wide area or extent. an expanse of water.

**exˈpansion**(-ʃən)

*noun*

the act or state of expanding. the expansion of metals.

## ex·pan·sion

*n.*expansión, extensión, ensanche.

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