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expansion
[ ik-span-shuhn ]
noun
- the act or process of expanding.
- the state or quality of being expanded.
- the amount or degree of expanding.
- an expanded, dilated, or enlarged portion or form of a thing:
The present article is an expansion of one he wrote last year.
- anything spread out; expanse.
- Mathematics.
- 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 .
- any mathematical series that converges to a function for specified values in the domain of the function, as 1 + x + x 2 + … for 1/(1 − x ) when x < 1.
- Machinery. that part of the operation of an engine in which the volume of the working medium increases and its pressure decreases.
- an increase in economic and industrial activity ( contraction ).
- additional content for a video game, card game, board game, etc., that significantly expands or alters the way the game is played:
I really improved my deck with cards from the latest expansion.
You can play the stand-alone expansion without ever buying the original game.
expansion
/ ɪˈæʃə /
noun
- the act of expanding or the state of being expanded
- something expanded; an expanded surface or part
- the degree, extent, or amount by which something expands
- an increase, enlargement, or development, esp in the activities of a company
- maths
- the form of an expression or function when it is written as the sum or product of its terms
- the act or process of determining this expanded form
- the part of an engine cycle in which the working fluid does useful work by increasing in volume
- the increase in the dimensions of a body or substance when subjected to an increase in temperature, internal pressure, etc
expansion
- An increase in the volume of a substance while its mass remains the same. Expansion is 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.
- 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.
Derived Forms
- ˈ貹ԲDzԲ, adjective
Other Word Forms
- ·貹sDz· adjective
- t··貹sDz adjective
- ԴDze·貹sDz noun
- v··貹sDz noun
- e·貹sDz noun
- e·貹sDz noun
- -·貹sDz noun
- p··貹sDz noun
Word History and Origins
Origin of expansion1
Example Sentences
This is because account would have to be taken of the cumulative impact of windfarm expansion when other applications are considered.
Turkey has been rapidly growing its military presence in the Forbidden Zone in recent years, but until now the scale of this expansion was not publicly known.
Make no mistake: This is an effort aimed at destroying Medicaid expansion programs.
Canada’s largest Asian grocery chain is continuing its expansion into California with plans to open a new location in Irvine early next year.
But it is the history of U.S. antagonism, with its roots in manifest destiny and President Polk’s obsession with territorial expansion, that Mexicans best remember.
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