a vocal style intermediate between speech and singing but without exact pitch intonation.
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British Dictionary definitions for sprechgesang
music a type of vocalization between singing and recitation in which the voice sings the beginning of each note and then falls rapidly from the notated pitch. It was originated by Arnold Schoenberg, who used it in Pierrot Lunaire (1912)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012