English
interconversion
From inter- + conversion.
A compound of inter- + conversion
Proto-Indo-European *h₁én ‘in’
Proto-Indo-European *h₁entér ‘between’
Proto-Italic *n̥ter ‘between’
Latin inter ‘between’
English inter-
Proto-Italic *komwertō ‘to turn back’
Latin convertō ‘to turn upside-down’
Latin conversiō ‘the act of turning round or revolving’
Anglo-Norman conversion
Middle English conversion
English conversion
Today it means
noun Reciprocal or mutual conversion.
Language periods are conventional ranges, not dates for this word.
Etymograph / interconversion