Englishfor English speakers
area
Noun
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An area is a piece of land or space.
This is the business area of town.
We have chosen a large forest area for the new park.
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An area of study is a special subject, such as mathematics, grammar, music, or biology.
Economics is quite interesting, but my area is more related to politics.
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The area of a surface, is the size of the surface.
The length is 10 cm and the width is 5 cm, so the area is 50 mathcm^2/math.
convergence
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noun
(= converging)
the act of converging (coming closer)
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noun
the occurrence of two or more things coming together
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noun
the approach of an infinite series to a finite limit
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noun
(= overlap)
a representation of common ground between theories or phenomena
there was no overlap between their proposals