elapsed time

/ɪˈlæpst taɪm/

/ɪˈlæpst taɪm/

Definitions of elapsed time

1. noun

   the time that elapses while some event is occurring
   types:

   OWLT, one-way light time

   the elapsed time it takes for light (or radio signals) to travel between the Earth and a celestial object

   RTLT, round-trip light time

   the elapsed time it takes for a signal to travel from Earth to a spacecraft (or other body) and back to the starting point

   type of:

   period, period of time, time period

   an amount of time