Definition of "extemporisation" []

• Alternative spelling of extemporization. (noun)

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• "Part of Flying Lotus's Brainfeeder collective, Bruder has tapped into the vein established by Lotus's Cosmogramma LP of last year; a continuum where breakbeats and solo extemporisation are paired with abstract sounds, and use of the word "astrality" is encouraged."
• "I wish I hadn't seen the reformed Velvet Underground, whose show featured Lou Reed doing a lot of vocal extemporisation of the "wooh yeah mama" variety while sporting a haircut that made him look not like an icon of unimpeachable countercultural cool, but Ian McShane in Lovejoy."
• "Gong's 12 minutes of prog-jazz extemporisation doesn't even proffer a mythology, just a fractured glimpse into somebody's psychedelic fantasy."