Definition of "homologue" [hom•o•logue]

• Something homologous; a homologous organ or part. (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.

• "The parts which stand in such a relation to each other are said to be homologous, and one such part or organ is called the homologue of the other."
• "The ring of the third division is the "homologue" of the ring of the fifth, the appendage of the former is the homologue of the appendage of the latter."
• "This is the psychological homologue of the “Divine Wrath” that roasted Christ."