of, relating to, or shaped like a triangle; having three angles; triangular. 2. Crystallography. having threefold symmetry. Origin of trigonal.
An online survey conducted in the U.S. points out that the most popular music genre in the U.S. is rock, with 40 percent of respondents choosing this option. The second and third most listened to music genres are oldies and country respectively, while hip hop/rap is favored by a smaller niche of American listeners.
Amazon. Today, hip hop/rap is the fastest growing music genre in the U.S., accounting for more than 10 percent of the $12.3 billion music sales in 1998. 1 Rap music has become the linchpin of the hip hop culture.The overall hip hop culture has been established by this musical art form.mazon. Today, hip hop/rap is the fastest growing music genre in the U.S., accounting for more than 10 percent of the $12.3 billion music sales in 1998. 1 Rap music has become the linchpin of the hip hop culture.