time dilatation

time dilatation

noun
Physics. (in relativity) the apparent loss of time of a moving clock as observed by a stationary observer.
Also, time dilation.


Origin:
1955–60

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World English Dictionary
time dilation or time dilatation
 
n
the principle predicted by relativity that time intervals between events in a system have larger values measured by an observer moving with respect to the system than those measured by an observer at rest with respect to it
 
time dilatation or time dilatation
 
n

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