Meaning of LOOPING in English
/looh"ping/ , n. Motion Pictures.
the process of fitting speech to film already shot, esp. by making a closed loop of the film for one scene and projecting it repeatedly until a good synchronization of film and recorded speech is achieved.
[ 1475-85 for an earlier sense; LOOP 1 + -ING 1 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012