Search methemoglobinemia methemoglobinemia /-ē″mē·ə/ , the presence of methemoglobin in the blood. Tweet Telegram VK Random Words myeloschisis Sucostrin metanephric blastema Delecato-Doman theory annular ligament thyroxine (T4) peginterferon alfa-2b chondromyxoid nelfinavir