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fourth dimension
(redirected from Four-dimensional space)

   Also found in: Encyclopedia, Wikipedia 0.02 sec.
fourth dimension
n.
Time regarded as a coordinate dimension and required by relativity theory, along with three spatial dimensions, to specify completely the location of any event.

fourth dimension
n
1. (Physics / General Physics) the dimension of time, which is necessary in addition to three spatial dimensions to specify fully the position and behaviour of a point or particle
2. (Literary & Literary Critical Terms) the concept in science fiction of a dimension in addition to three spatial dimensions, used to explain supranatural phenomena, events, etc.
fourth-dimensional  adj

fourth dimension  (fôrth)
Time regarded as a coordinate dimension. A fourth dimension is required by relativity theory, along with three spatial dimensions, to specify completely the location of any event.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.fourth dimension - the fourth coordinate that is required (along with three spatial dimensions) to specify a physical event
dimension - the magnitude of something in a particular direction (especially length or width or height)
Translations
fourth dimension n the fourth dimensionla quarta dimensione


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In fact, talking about Figure 7 is quite hard: it is actually a two-dimensional representation (a drawing on paper) of a three-dimensional representation (the straw construction hanging in space from the ceiling) of a four-dimensional object (the real tesseract in four-dimensional space with four mutually perpendicular directions apparent at the vertices).
HYPERCUBES Although it's impossible to visualize, we can mathematically describe a hypercube in four-dimensional space.
Mathematicians also study what they call the three-dimensional sphere--the set of all points a given distance from a center in four-dimensional space.
 
 
 
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