The quality or condition of being tedious; tediousness or boredom.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "tedium" in a sentence
"As for me, I thought “The Blair Witch Project” was a comedy and “Cloverfield” was an experiment in tedium; this film is somewhat better than these two combined, but that still amounts to very little."
"Yet active life was the genuine soil for his virtues; and he sometimes suffered tedium from the monotonous succession of events in our retirement."
"And while I didn’t love math class (or probably any class, there’s a certain tedium in structured learning), I never hated it in the way that many of my friends did."