any of various birds having a long, curved bill, as the long-billed curlew or curve-billed thrasher.
any of various birds having a markedly curved bill, such as Falculea palliata, a Madagascan bird of the family Vangidae, Hemignathus procerus, a Hawaiian honey creeper, and certain hummingbirds and birds of paradise
noun, Pathology. 1. an abnormal red blood cell having an elongated, crescentlike shape due to the presence of an abnormal hemoglobin. sickle cell sick·le cell (sĭk’əl) n. An abnormal, crescent-shaped red blood cell that results from a single change in the amino acid sequence of the cell’s hemoglobin, which causes the cell to contort, especially […]
- Sickle-cell anaemia
noun 1. a hereditary haemolytic anaemia, occurring in Black populations, and caused by mutant haemoglobin. The red blood cells become sickle-shaped. It is characterized by fever, abdominal pain, jaundice, leg ulcers, etc
noun, Pathology. 1. a chronic hereditary blood disease, occurring primarily among Africans or persons of African descent, in which abnormal hemoglobin causes red blood cells to become sickle-shaped and nonfunctional, characterized by enlarged spleen, chronic anemia, lethargy, weakness, joint pain, and blood clot formation. sickle cell anemia n. A chronic, usually fatal inherited form of […]
- Sickle cell c disease
sickle cell C disease n. A hereditary blood disease caused by sickle-shaped red blood cells that contain hemoglobin S and hemoglobin C, characterized by anemia, blocked blood vessels, chronic leg ulcers, and bone deformities.