What genre is Portishead's work?

Trip hop, experimental rock, electronic, art rock, downtempo, alternative rock

Short Biography

Portishead are an English band formed in 1991 in Bristol. They are named after the nearby town of the same name, eight miles west of Bristol. Portishead consists of Geoff Barrow, Beth Gibbons, and Adrian Utley, while sometimes citing a fourth member, Dave McDonald, an engineer on their first records.