The section of morphology that deals with the inflections of words.(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 "accidence" in a sentence
"Roman subjects is like a language with a delicate accidence, which is always presenting the unwary with pitfalls into which they are sure to blunder unless they have a thorough mastery of it."
"This word was to include the 'accidence' of language with the fewest possible words; algebra with the least possible arithmetic ..."
"As the career management team is fond of saying, no one gets into Ivey by accidence."