[ fri-net-ik ]
/ frɪˈnɛt ɪk /

adjective Also phre·net·i·cal.

filled with extreme excitement; fanatic; frenzied.


a phrenetic person.

Origin of phrenetic

1325–75; < Latin phrenēticus < Late Greek phrenētikós, Greek phrenītikós frenzied (see phrenitis, -ic); replacing Middle English frenetike < Anglo-French < Latin as above; cf. frenetic

OTHER WORDS FROM phrenetic Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for phrenetic

  • Yet here I sit, as yet unimmolated on the altar of phrenetic vengeance.

    Hard Cash|Charles Reade
  • This was very new; it was also very strange what a fascination he found in his phrenetic exercises.

    Little Novels of Italy|Maurice Henry Hewlett
  • He is a foolish physician that cannot bear the words of a phrenetic or delirant patient.

British Dictionary definitions for phrenetic

/ (frɪˈnɛtɪk) /


an obsolete spelling of frenetic

Derived forms of phrenetic

phrenetically, adverbphreneticness, noun
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