descriptive vs informational

descriptive

adj
  • Of, relating to, or providing a description. 

  • Describing and seeking to classify, as opposed to normative or prescriptive. 

  • Of an adjective, stating an attribute of the associated noun (as heavy in the heavy dictionary). 

  • Describing the structure, grammar, vocabulary and actual use of a language. 

noun
  • An adjective (or other descriptive word) 

informational

adj
  • Designed to or able to impart information; possessing information. 

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