The quality or condition of being similar; resemblance. See Synonyms at likeness.(noun)
A corresponding aspect or feature; equivalence: a similarity of writing styles. (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 "similarity" in a sentence
"At first, I thought the cover similarity was worse, but I am leaning toward the title similarity because of the argument Kathleen makes."
"Another similarity is the explosive PETN, which was found in the devices shipped from Yemen and in residue from the 1998 terrorist bombings of U.S. embassies in Kenya and Tanzania."
"And, uh, no, the name similarity is not on purpose."