hyperglycinemia

noun
hy·​per·​gly·​ci·​ne·​mia
variants: or chiefly British hyperglycinaemia \ ˌhī-​pər-​ˌglī-​sə-​ˈnē-​mē-​ə How to pronounce hyperglycinaemia (audio) \

Medical Definition of hyperglycinemia

: a hereditary disorder characterized by the presence of excess glycine in the blood