[pee-uh-zhey, py-ah-; French pya-zhe]
- Jean [zhahn] /ʒɑ̃/, 1896–1980, Swiss psychologist: studied cognitive development of children.
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- Jean (ʒɑ̃). 1896–1980, Swiss psychologist, noted for his work on the development of the cognitive functions in children
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
- Swiss child psychologist noted for his studies of intellectual and cognitive development in children.
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