compilation vs unifying

compilation

noun
  • Translation of source code into object code by a compiler. 

  • The act or process of compiling or gathering together from various sources. 

  • That which is compiled; especially, a book or document composed of materials gathering from other books or documents. 

unifying

noun
  • unification 

adj
  • Tending to unify; promoting unity; uniting. 

How often have the words compilation and unifying occurred in a corpus of books? (source: Google Ngram Viewer )