round-trip light time, n.
the elapsed time it takes for a signal to travel from Earth to a spacecraft (or other body) and back to the starting point
<noun.time>
RTLT round-trip light time
semantic pointers
hypernym
Word
the elapsed time it takes for a signal to travel from Earth to a spacecraft (or other body) and back to the starting point
<noun.time>
RTLT round-trip light time