Definition of "lexeme" []

• The fundamental unit of the lexicon of a language. Find, finds, found, and finding are forms of the English lexeme find. (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.

• "I got hold of an electronic copy of the paper and counted the number of different words it contained grouping inflectional variations, such as walk/walks/walking/walked, as a single item, or lexeme, as linguists call it."
• "However, I've not yet found another lexeme with this same u ~ au alternation."
• "No one questions that the lexeme Nihon consistently means "Japan", not "of Japan" in itself, however and this is how we see it translated in all dictionaries."