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Definition of "synonymy" [syn•on•y•my]

  • The quality of being synonymous; equivalence of meaning. (noun)
  • Study and classification of synonyms. (noun)
  • A list, book, or system of synonyms. (noun)
  • Biology A chronological list or record of the scientific names that have been applied to a species and its subdivisions. (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 "synonymy" in a sentence
  • "For him, senses play a role in semantics (by constraining the notion of synonymy and the truth conditions of attitude reports) without encapsulating the cognitive significance of an expression for a group of speakers."
  • "Now the synonymy is a vague notion we can represent by a suitable similarity in the set"
  • "Now the synonymy is a vague notion we can represent by a suitable similarity"