great warmth and earnestness of feeling: to speak with great fervor.
intense heat.
Also, especially British, fervour.

1350–1400; Middle English fervo(u)r < Anglo-French < Latin fervor heat (see fervent, -or1)

1. ardor, passion, zeal.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To fervor
World English Dictionary
fervour or (US) fervor (ˈfɜːvə)
1.  great intensity of feeling or belief; ardour; zeal
2.  rare intense heat
[C14: from Latin fervor heat, from fervēre to glow, boil]
fervor or (US) fervor
[C14: from Latin fervor heat, from fervēre to glow, boil]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Word Origin & History

mid-14c., "warmth or glow of feeling," from O.Fr. fervor, from L. fervor "a boiling, violent heat, passion," from fervere "to boil" (see brew).
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
Example sentences
Railing against a banned book that few here have managed to obtain and read is
  an easy way to stir up populist fervor.
It does seem to have stirred up the deniers into a fervor but it's hardly a
  game changer.
They literally believe in dogmas, but without quite the same certainty or
With the populist anti-tax fervor among the nation, now more than ever my job
  has become one of ridicule and despise.
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature