time dilation
The term "time dilation" is rooted in Einstein's theory of relativity and also describes certain psychological experiences of time perception.
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Definition
C1Physics
(technical, academic)The phenomenon where time appears to pass more slowly for an observer in motion relative to a stationary observer or in a stronger gravitational field.
Example
- Astronauts on a fast-moving spaceship would experience time dilation compared to people on Earth.
- Time dilation must be considered for the accurate functioning of GPS satellites.
B2Psychology
(informal)The perceived change in the speed of time due to factors like stress, hormones, or drug use.
Example
- Under extreme stress, some people report a sense of time dilation where moments feel much longer.
- Certain medications can cause a sensation of time dilation, making minutes feel like hours.
Similar
Terms that have similar or relatively close meanings to "time dilation":
time differentialtime compressionslow timetime warpbullet timetime stretching