orchestral
adj.relating to an orchestra or the music it plays. You use this to describe music written for a large group of musicians playing different instruments together.
adj.relating to, composed for, or performed by an orchestra. Typically used attributively before a noun to describe musical arrangements or ensembles.
“The composer is famous for his powerful orchestral music.”
“The film's soundtrack features a full orchestral score that heightens the emotional impact of the final scene.”
“While her early work focused on solo piano, her later compositions demonstrate a sophisticated understanding of orchestral textures and the unique timbres of various woodwind sections.”
Typically used attributively before the noun it modifies.
“Martial offstage brass and a tour de force orchestral battle preceded a glowing account of the hero’s works of peace and a perfectly judged ending.”
“He also set up a project called Universal Choir that produced cosmic-themed orchestral music.”
From orchestra + -al.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.