hydrocephalus(redirected from hydrocephalus ex vacuo)
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hy·dro·ceph·a·lus(hī′drō-sĕf′ə-ləs) also hy·dro·ceph·a·ly (-lē)
A usually congenital condition in which an abnormal accumulation of fluid in the cerebral ventricles causes enlargement of the skull and compression of the brain, destroying much of the neural tissue.
[New Latin, from Greek hudrokephalon : hudro-, hydro- + kephalē, head; see ghebh-el- in Indo-European roots.]
hy′dro·ce·phal′ic (-sə-făl′ĭk), hy′dro·ceph′a·loid′ (-loid′), hy′dro·ceph′a·lous (-ləs) adj.
(Pathology) accumulation of cerebrospinal fluid within the ventricles of the brain because its normal outlet has been blocked by congenital malformation or disease. In infancy it usually results in great enlargement of the head. Nontechnical name: water on the brain
hydrocephalic, ˌhydroˈcephaloid, ˌhydroˈcephalous adj
hy•dro•ceph•a•lus(ˌhaɪ drəˈsɛf ə ləs)
an accumulation of serous fluid within the cranium, esp. in infancy, due to obstruction of the movement of cerebrospinal fluid, often causing great enlargement of the head; water on the brain.
[1660–70; < Late Latin hydrocephalus (morbus) water-headed (sickness), translation of Greek tò hydroképhalon páthos. See hydro-1, -cephalous]
hy•dro•ce•phal•ic (ˌhaɪ droʊ səˈfæl ɪk) adj., n.
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|Noun||1.||hydrocephalus - an abnormal condition in which cerebrospinal fluid collects in the ventricles of the brain; in infants it can cause abnormally rapid growth of the head and bulging fontanelles and a small face; in adults the symptoms are primarily neurological|