Difference of opinion; disagreement. See Synonyms at discord.(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 "dissension" in a sentence
"I've long made the argument that journalists care wildly more about candidates 'spouses than readers do, but someone needs to tell me why the racial dissension is “over Michelle Obama.”"
"As a result, dissension is growing among the ranks of lawyers, and among younger lawyers in particular."
"There are people who are so committed to a viewpoint that any dissension from the party line is considered an act of trolldom."