noun. 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.
Example sentences of the word hydrocephalus
1. Noun, singular or mass
The cause of hydrocephalus is a buildup of fluid in the brain 1.
One is hydrocephalus, or water on the brain.
3. Verb, base form
As a sometimes hereditary condition, several canine breeds are especially prone to hydrocephalus.
4. Noun, plural
Often dogs with mild hydrocephalus don't get worse after the age of 2, although they might always remain a little slow.
5. Verb, past participle
Patients who have hydrocephalus may also periodically lose consciousness or be drowsy, irritable or confused.