Tmesis

·noun The separation of the parts of a compound word by the intervention of one or more words; as, in what place soever, for whatsoever place.

tmesis
tmēsis, is, f., = τμῆσις, in grammar, the separation of a word , tmesis (as, Saxo cere comminuit b...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.