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homoconjugation

n. (context organic chemistry English) A form of conjugation in which a non-conjugating atom or group is interposed between the conjugating bonds

Wikipedia
Homoconjugation

In chemistry, homoconjugation has two unrelated meanings:

  • In acid–base chemistry, homoconjugation is an alternate name for the phenomenon of homoassociation.
  • In organic chemistry, homoconjugation is a type of conjugated system where two π-systems are separated by one non-conjugating group. See Conjugated system#Mechanism.