D defs.my
Entry 2 senses Webster, 1913

Phrenitis

· Phre·ni·tis · IPA /fɹəˈnaɪtəs/
01 n. Inflammation of the brain, or of the meninges of the brain, attended with acute fever and delirium; -- called also cephalitis.
  1. 1.
    Inflammation of the brain, or of the meninges of the brain, attended with acute fever and delirium; -- called also cephalitis.(Med.) Also: cephalitis
  2. 2.
    See Frenzy. See: Frenzy