|hed.ərō|blastik adjective
Etymology: heter- + -blastic
1. : having an indirect embryonic development — opposed to homoblastic ; compare embryogeny
2. : arising from different germ layers — used of functionally similar organs of related animals
3. : having young and adult forms different
heteroblastic leaves of flowering plants
• het·ero·blas·ty ˈ ̷ ̷ ̷ ̷ ̷ ̷ˌblastē noun -es