. . . "(embryology) any of the 3 layers of cells differentiated in embryos following gastrulation"@en-us . . . "101386838"@en-us . . "0"^^ . . "01463519-n"^^ . "101463519"^^ . "germ layer"@en-us . . . "0"^^ . . . "100988547"@en-us . "germ layer"^^ .