English
intercadence
From inter- + cadence.
Proto-Indo-European *h₁én ‘in’
Proto-Indo-European *h₁entér ‘between’
Proto-Italic *n̥ter ‘between’
Latin inter ‘between’
English inter-
Proto-Indo-European *ḱh₂d-
…
Latin cadō ‘to fall, to cease’
Latin *cadentia ‘falling’
Old Italian cadenza ‘conclusion of a phrase of music’
Middle French cadence
English cadence
Today it means
noun The occurrence of an extra beat between the two regular pulse beats; extreme dicrotism, interpolated extra-systole
Language periods are conventional ranges, not dates for this word.
Etymograph / intercadence