Translation of "heavy rock" into Polish

gatunek muzyki rockowej powstały na przełomie lat sześćdziesiątych i siedemdziesiątych XX wieku, wywodzący się z bluesa i z rock-and-rolla

a loosely defined subgenre of rock music which has its earliest roots in mid-1960s garage rock, blues rock and psychedelic rock, typified by a heavy use of aggressive vocals, distorted electric guitars, bass guitar, drums, and often accompanied with pianos and keyboards.