English
hyperconjugation
From hyper- + conjugation.
A compound of hyper- + conjugation
Proto-Indo-European *úp
Proto-Indo-European *upér ‘over, above’
Proto-Hellenic *hupér
Ancient Greek ὑπέρ ‘over’
English hyper-
Proto-Indo-European *yewg- ‘to join, to yoke, to tie together’
…
Latin iugum ‘yoke’
Latin iugō ‘to join, yoke’
Latin coniugō ‘join, unite together’
Latin coniugātiō ‘combining, connecting’
English conjugation
Today it means
noun A weak form of conjugation in which single bonds interact with a conjugated system
Language periods are conventional ranges, not dates for this word.
Etymograph / hyperconjugation