vituperation - Definitions from Dictionary.com (etymology):

vituperation (vy-too-puh-RAY-shuhn, -tyoo-) noun

1. The act or an instance of vituperating; abusive censure.
2. Sustained, harshly abusive language; invective.

Source: The American Heritage® Dictionary of the English Language, Fourth Editio
Copyright © 2000 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

---

n : abusive or venomous language used to express blame or censure or bitter deep-seated ill will [syn: invective, vitriol]

Source: WordNet ® 2.0, © 2003 Princeton University