1. 
   Interadditive
   In`ter·ad'di·tive adjective Added or placed between the parts of another thing, as a clause inserted parenthetically in a sentence.
   Found op http://www.encyclo.co.uk/webster/I/76
   
   
2. 
   Interadditive
   • (a.) Added or placed between the parts of another thing, as a clause inserted parenthetically in a sentence.
   Found op http://thinkexist.com/dictionary/meaning/interadditive/
   
   

Tip: double click on a word to show its meaning.