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Dictionary Results For "expansion" [?]/[OPML]
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English

Pronunciation

  • An audio transcript can be found at en-us-expansion.ogg


Noun

expansion

  1. The act or process of expanding.
  2. : The expansion of metals and plastics in response to heat is well understood.
  3. The fractional change in unit length per unit length per unit temperature change.
  4. A new addition.
  5. : My new office is in the expansion behind the main building.
  6. A product to be used with a previous product.
  7. : "This expansion requires the original game-board."


Translations

;act of expanding

about territory or influence


;new addition


;product to be used with previous product to improve the performance og the original produv



Antonyms

act of expanding


Related terms

Category:1000 English basic words

ar:expansion et:expansion fr:expansion ko:expansion io:expansion id:expansion it:expansion hu:expansion nl:expansion ja:expansion pl:expansion ru:expansion simple:expansion fi:expansion ta:expansion te:expansion vi:expansion tr:expansion zh:expansion

GNU Project's publication of CIDE, the Collaborative International Dictionary of English Expansion \Ex*pan"sion\, n. [L. expansio: cf. F. expansion.]
1. The act of expanding or spreading out; the condition of
being expanded; dilation; enlargement.
[1913 Webster]

2. That which is expanded; expanse; extend surface; as, the
expansion of a sheet or of a lake; the expansion was
formed of metal.
[1913 Webster]

The starred expansion of the skies. --Beattie.
[1913 Webster]

3. Space through which anything is expanded; also, pure
space.
[1913 Webster]

Lost in expansion, void and infinite. --Blackmore.
[1913 Webster]

4. (Economics & Commmerce) an increase in the production of
goods and services over time, and in the volume of
business transactions, generally associated with an
increase in employment and an increase in the money
supply. Opposite of contraction.

Syn: economic expansion. [1913 Webster +PJC]

5. (Math.) The developed result of an indicated operation;
as, the expansion of (a + b)^2 is a^2 + 2ab + b^2.
[1913 Webster]

6. (Steam Engine) The operation of steam in a cylinder after
its communication with the boiler has been cut off, by
which it continues to exert pressure upon the moving
piston.
[1913 Webster]

7. (Nav. Arch.) The enlargement of the ship mathematically
from a model or drawing to the full or building size, in
the process of construction. --Ham. Nav. Encyc.
[1913 Webster]

Note: Expansion is also used adjectively, as in expansion
joint, expansion gear, etc.
[1913 Webster]

8. an enlarged or extended version of something, such as a
writing or discourse; as, the journal article is an
expansion of the lecture she gave.
[PJC]

9. an expansion joint. See below. [Colloq. or jargon]
[PJC]

Expansion curve, a curve the co["o]rdinates of which show
the relation between the pressure and volume of expanding
gas or vapor; esp. (Steam engine), that part of an
indicator diagram which shows the declining pressure of
the steam as it expands in the cylinder.

Expansion gear (Steam Engine). a cut-off gear. See Illust.
of Link motion.

Automatic expansion gear or Automatic cut-off, one that
is regulated by the governor, and varies the supply of
steam to the engine with the demand for power.

Fixed expansion gear, or Fixed cut-off, one that always
operates at the same fixed point of the stroke.

Expansion joint, or Expansion coupling (Mech. & Engin.),
a yielding joint or coupling for so uniting parts of a
machine or structure that expansion, as by heat, is
prevented from causing injurious strains; as:
(a) A slide or set of rollers, at the end of bridge truss,
to support it but allow end play.
(b) A telescopic joint in a steam pipe, to permit one part
of the pipe to slide within the other.
(c) A clamp for holding a locomotive frame to the boiler
while allowing lengthwise motion.
(d) a strip of compressible material placed at intervals
between blocks of poured concrete, as in roads or
sidewalks.

Expansion valve (Steam Engine), a cut-off valve, to shut
off steam from the cylinder before the end of each stroke.
[1913 Webster]
WordNet expansion
n 1: the act of increasing (something) in size or volume or
quantity or scope [syn: enlargement] [ant: contraction]
2: a discussion that provides additional information [syn: enlargement,
elaboration]
3: adding information or detail [syn: expanding upon]
Moby Dictionary
access , accession , accomplishment , accretion , accrual , accruement ,
accumulation , acreage , addition , advance , advancement ,
aggrandizement , amplification , amplitude , appreciation , area ,
ascent , attenuation , augmentation , ballooning , ballyhoo , big talk ,
bigness , bloating , blossoming , blowing up , body , boom , boost ,
bottoming out , breadth , broadcast , broadcasting , broadening ,
buildup , bulk , burgeoning , burlesque , business cycle ,
business fluctuations , bust , caliber , caricature , circumfusion ,
continuum , cooling off , coverage , crescendo , crisis , depression ,
depth , development , developmental change , diameter , diffraction ,
diffusion , dilatation , dilation , dilution , dimension , dimensions ,
dispensation , dispersal , dispersion , dissemination , dissipation ,
distance , distension , distention , distribution , divergence ,
downturn , economic cycle , economic expansion , economic growth ,
edema , elaboration , elevation , emptiness , empty space , enhancement ,
enlargement , evaporation , evolution , evolutionary change ,
evolvement , evolving , exaggerating , exaggeration , excess ,
exorbitance , expanding economy , expanse , expatiation , explication ,
extension , extent , extravagance , extreme , field , flood ,
flourishing , flowering , fragmentation , furtherance , gain ,
galactic space , gauge , girth , gradual change , grandiloquence ,
greatening , greatness , growth , gush , height , heightening ,
high growth rate , hike , huckstering , hyperbole , hyperbolism ,
increase , increment , infinite space , inflation , inordinacy ,
interstellar space , jump , largeness , leap , length , low ,
magnification , magnitude , market expansion , mass , maturation ,
measure , measurement , mounting , multiplication ,
natural development , natural growth , nonviolent change ,
nothingness , outer space , overemphasis , overestimation , overkill ,
overstatement , peak , peaking , peppering , prodigality ,
productiveness , profuseness , progress , progression , proliferation ,
propagation , proportion , proportions , prosperity , publication ,
puffery , puffing up , radiation , radius , raise , range , reach ,
recession , recovery , ripening , rise , scale , scattering ,
scatterment , scope , sensationalism , shotgun pattern , size ,
slowdown , slump , snowballing , sowing , space , spatial extension ,
spattering , sphere , splay , spread , spreading , sprinkling , stretch ,
stretching , strewing , superficial extension , superlative , surface ,
surge , swelling , tall talk , touting , tract , travesty , tumescence ,
unfolding , up , upping , upsurge , upswing , uptrend , upturn , void ,
volatilization , volume , waxing , widening , width , working-out


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