homoconjugation

https://doi.org/10.1351/goldbook.H02842
  1. [obsolete]@A00472@ between a base and its conjugate acid through a @H02899@ (B ... HB+ or AH ... A). Homoassociation is a more appropriate term for this phenomenon.
  2. The orbital overlap of two π-systems separated by a non-conjugating group, such as CH2.
    See also:
    conjugate acid–base pair
    ,
    conjugated system
    ,
    homoaromatic
Source:
PAC, 1994, 66, 1077.(Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1121 [Terms] [Paper]