Rock became the most inclusive of musical genres;
If other kinds of music—e. g. , classical, jazz, easy listening, country, folk, etc. —are marketed as minority interests, rock defines the musical.
Rock is a form of popular music that emerged in the 1950s and that by the end of the 20th century was the world's dominant form of popular music.
It originated in the united states and spread.
Rock - pioneers, genres, legends:
For lexicographers and legislators alike, the purpose of definition is to grasp a meaning, to hold it in place, so that people can use a word.
Rock music is a form of popular music that emerged in the 1950s and can be defined as a form of music with a strong beat—it is difficult to be much more precise.
It is also called rock and roll.
Rock island, city, seat (1833) of rock island county, northwestern illinois, u. s.
It lies on the mississippi river (bridged to iowa) at the mouth of the rock river and opposite the island for.