symphonic
US /sɪmˈfɑː.nɪk/
UK /sɪmˈfɑː.nɪk/

1.
symphonique
relating to or characteristic of a symphony or symphonies
:
•
The orchestra performed a magnificent symphonic piece.
L'orchestre a interprété une magnifique pièce symphonique.
•
His latest composition has a rich, symphonic sound.
Sa dernière composition a un son riche et symphonique.