(redirected from microcephalics)
Also found in: Dictionary, Thesaurus, Medical.
Related to microcephalics: microcephalus


The condition of having an abnormally small head, with a circumference less than two standard deviations below the mean.



substantial reduction in skull and brain size in the presence of normal dimensions of other parts of the body. Microcephaly is accompanied by mental deficiency, from mild imbecility to idiocy. The causes of microcephaly are viral diseases suffered by the mother during the first three months of pregnancy, toxoplasmosis, and, sometimes, intrauterine meningoencephalitis of the fetus. The prognosis is unfavorable.

References in periodicals archive ?
floresiensis cranium overlapped most with the measurements collected from microcephalics and Australopithecus.
Further analysis also supports the notion that the shape of Flo's brain and of the brains of microcephalic people differ substantially, says Falk.
Microcephalics were perceived as examples of degeneration and atavism, embodiments of "man's" simian origins.