A "live orchestra" refers to a group of musicians who play musical instruments together in real time, without the use of recorded or pre-recorded music. They perform together, creating the music as it is being played. Full definition
Music recording with live orchestras and choirs might be taking place at international studios. (creative-assembly.com)
The other reason is because it was one of the first games to feature live orchestra in its soundtrack. (backinmyplay.com)
Sony kicked off its conference with a sirring live orchestra performance leading directly into a live demo into an all - new God of War. (shacknews.com)