Classical music refers to a genre of music that has its roots in Western tradition and is typically characterized by complex compositions, formal structures, and highly developed instrumental and vocal techniques. It encompasses a wide range of styles and periods, from the medieval and Renaissance periods to the Baroque, Classical, Romantic, and contemporary eras. Classical music is often performed by symphony orchestras, chamber ensembles, and solo musicians, and includes works by renowned composers such as Bach, Mozart, Beethoven, and Chopin. Classical music is highly regarded for its artistic depth, emotional expressiveness, and technical virtuosity, and continues to be a significant cultural force in the contemporary music world.