ROUND-TRIP LIGHT TIME

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

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

Synonyms:

round-trip light time; RTLT

Classified under:

Nouns denoting time and temporal relations

Hypernyms ("round-trip light time" is a kind of...):

elapsed time (the time that elapses while some event is occurring)

Credits