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kisspeptin

noun
  1. a protein molecule that is responsible for triggering the onset of puberty in humans

Word Origin for kisspeptin

C21: after the KiSS-1 gene that produces it
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