'Phrenitis' definitions:

Definition of 'phrenitis'

From: WordNet
noun
Inflammation of the brain usually caused by a virus; symptoms include headache and neck pain and drowsiness and nausea and fever (`phrenitis' is no longer in scientific use) [syn: encephalitis, cephalitis, phrenitis]

Definition of 'Phrenitis'

From: GCIDE
  • Phrenitis \Phre*ni"tis\, n. [L., fr. Gr. freni^tis, fr. frh`n, freno`s.]
  • 1. (Med.) Inflammation of the brain, or of the meninges of the brain, attended with acute fever and delirium; -- called also cephalitis. [1913 Webster]
  • 2. See Frenzy. [1913 Webster]