Definition of hydrocephalus in English:

Share this entry


Pronunciation: /ˌhʌɪdrəˈsɛf(ə)ləs/
Pronunciation: /ˌhʌɪdrəˈkɛf(ə)ləs/


[mass noun] Medicine
A condition in which fluid accumulates in the brain, typically in young children, enlarging the head and sometimes causing brain damage.
Example sentences
  • About 90 percent of children with the most severe form of spina bifida develop hydrocephalus, or fluid on the brain.
  • Neuroimaging may diagnose vascular disease, normal pressure hydrocephalus, tumors, abscess, or subdural hematoma.
  • Patients with neurologic diseases such as hydrocephalus and meningitis may also present with persistent vomiting.



Pronunciation: /ˌhʌɪdrəsɪˈfalɪk/ Pronunciation: /ˌhʌɪdrəkɪˈfalɪk/
Example sentences
  • It was developed to provide a greater degree of control in the use of hydrocephalic shunting, a technique for draining the excess fluid from the brain.
  • The test would not have revealed the fetus' hydrocephalic disorder.
  • There is little here for even adults to mock, apart from the fact that in spite of being clearly underage (with that button nose and hydrocephalic cranium), she runs off with the prince at the end.


Example sentences
  • In our case, prenatal sonographic examination revealed oligohydramnios and hydrocephaly in the 33rd week of gestation.
  • Children with hydrocephaly are not as common as many other disabilities, meaning their families and communities can often find it very hard to accept and understand.
  • They learned that the man had had hydrocephaly as a baby.


Late 17th century: modern Latin, from Greek hudrokephalon, from hudro- 'water' + kephalē 'head'.

For editors and proofreaders

Line breaks: hydro|ceph¦alus

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.