[pee-uh-zhey, py-ah-; French pya-zhe]
- Jean [zhahn] /ʒɑ̃/, 1896–1980, Swiss psychologist: studied cognitive development of children.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- Jean (ʒɑ̃). 1896–1980, Swiss psychologist, noted for his work on the development of the cognitive functions in children
Piaget(pē′ə-zhā′, pyä-)Jean 1896-1980
- Swiss child psychologist noted for his studies of intellectual and cognitive development in children.