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 (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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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Adj.1.hydrocephalic - relating to or characterized by or evidencing hydrocephalus
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One might have fancied that the big-headed babies were toppling over with their hydrocephalic attempts to reckon up the children of men who transform their benefactors into their injurers by the same process.
In Germany healthy population, this was 30.1 mm, whereas the corresponding value was 35.6 mm in hydrocephalic patients (Duffner et al.).
The radiologist concluded that craniovertebral junction anomaly with most likely Os odontoideum and backward displacement of the C2 vertebral body with significant foramen magnum compromise as well as cervicomedullary junction and upper cervical cord focal myelomalacia with mild supra and infratentorial hydrocephalic changes like due to the impedance of cerebrospinal fluid drainage at the craniovertebral junction as described [Figure 2a and b].
Death in shunted hydrocephalic children: a follow-up study.
Dystokia due to hydrocephalic foetus with downward deviation of head in a mare.
Cranofacial configuration and postcranial development of a hydrocephalic child (ca 2500 B.C.-500 A.D.): with a review of cases and comment on diagnostic criteria.
The new catheter will be used for insertion into a ventricular cavity of the brain for external drainage of cerebrospinal fluid in patients with elevated intracranial pressure, intraventricular hemorrhage, or hydrocephalic shunt infections, added the company's CEO Chad Seaver.
She quietly pulls a towel over her face as a visitor to the Peace Village ward in Tu Du Hospital in Ho Chi Minh City, starts to take a picture of her enlarged, hydrocephalic head.
Another woman underwent hysterotomy and tubal ligation to deliver the hydrocephalic foetus as she had already two caesarean scars.