1 hydrocephalus | Definition of hydrocephalus

hydrocephalus

noun
hy·​dro·​ceph·​a·​lus | \ ˌhī-drō-ˈse-fə-ləs How to pronounce hydrocephalus (audio) \
variants: or less commonly hydrocephaly \ ˌhī-​drō-​ˈse-​fə-​lē How to pronounce hydrocephaly (audio) \

Definition of hydrocephalus

: an abnormal increase in the amount of cerebrospinal fluid within the cranial cavity (as from obstructed flow, excess production, or defective absorption) that is accompanied by expansion of the cerebral ventricles and often increased intracranial pressure, skull enlargement, and cognitive decline

Examples of hydrocephalus in a Sentence

Recent Examples on the Web

MyLynn, 19, is on the autism spectrum, has mild cerebral palsy and hydrocephalus from excess fluid in the brain. Ryan Gillespie, orlandosentinel.com, "Lorna Doone Park is closed for construction. When it reopens, it’s ‘going to be on par with Lake Eola Park’," 4 June 2019 The surgery was the first of its kind to treat hydrocephalus in fur seals. Sarah Gibbens, National Geographic, "First-of-Its-Kind Brain Surgery Saves Beloved Fur Seal," 2 Jan. 2018 The couple was then told their son was born with hydrocephalus, which causes extra fluid on the brain, but that his brain tissue had developed. Alexandria Hein, Fox News, "Parents of baby misdiagnosed with terminal brain condition in utero left fate 'in God's hands'," 28 Aug. 2018 One father had traveled from Honduras with his 6-year-old child who had hydrocephalus. Donna Vickroy, Daily Southtown, "Palos pediatrician back from treating kids at U.S. border says psycho-emotional stress greater than physical toll," 6 July 2018 Later, when his symptoms did not progress like those of other sufferers such as Pope John Paul II or Muhammad Ali, the diagnosis was revised to focus on effects of hydrocephalus, water on the brain. Cathy Lynn Grossman, USA TODAY, "Billy Graham reached millions through his crusades. Here's how he did it," 21 Feb. 2018 Graham had battled a number of illnesses in his later life, including prostate cancer, Parkinson’s disease and hydrocephalus, an accumulation of fluid in the brain. Brigit Katz, Smithsonian, "Billy Graham, the Evangelical Pastor Who Preached to Millions, Has Died at 99," 22 Feb. 2018 More significant was the Parkinson’s disease (later diagnosed as hydrocephalus). Grant Wacker, Washington Post, "How an aging Billy Graham approached his own death," 21 Feb. 2018 Graham would retire to the Mayo Clinic in Rochester, Minn., or Jacksonville to be treated for hydrocephalus in 2000 or a broken hip in 2003. Cathy Lynn Grossman, USA TODAY, "Billy Graham reached millions through his crusades. Here's how he did it," 21 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hydrocephalus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of hydrocephalus

1670, in the meaning defined above

History and Etymology for hydrocephalus

New Latin hydrocephalus, from Late Latin, hydrocephalic, adjective, from Greek hydrokephalos, from hydr- + kephalē head — more at cephalic

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More Definitions for hydrocephalus

hydrocephalus

noun
hy·​dro·​ceph·​a·​lus | \ -ˈsef-ə-ləs, British also -ˈkef- How to pronounce hydrocephalus (audio) \
plural hydrocephali\ -​ˌlī How to pronounce hydrocephali (audio) \

Medical Definition of hydrocephalus

: an abnormal increase in the amount of cerebrospinal fluid within the cranial cavity (as from obstructed flow, excess production, or defective absorption) that is accompanied by expansion of the cerebral ventricles and often increased intracranial pressure, skull enlargement, and cognitive decline

More from Merriam-Webster on hydrocephalus

Britannica.com: Encyclopedia article about hydrocephalus