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

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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The first known use of hydrocephalus was in 1670

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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

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