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brain fever

American  
brain fever British  

noun

  1. inflammation of the brain or its covering membranes

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of brain fever

First recorded in 1825–35

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Suddenly Parton was a single mother of two daughters, mourning the deaths of her husband from typhoid fever and their first daughter, who died of brain fever.

From The Wall Street Journal Jan. 27, 2026

The child contracted the herpes simplex virus at Watford General hospital, which led to a brain fever.

From BBC Oct. 8, 2018

Assuming that Mrs. Clinton is neither appointed to the Supreme Court nor succumbs to brain fever, what is it that we want from her?

From New York Times Oct. 4, 2017

Some said brain fever, others claimed a surfeit of pork chops.

From Salon Oct. 15, 2012

But I had a feeling that brain fever might’ve just been another way of saying uncooperative, or outspoken, or brilliant.

From "The City Beautiful" by Aden Polydoros

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