informative
adjective /ɪnˈfɔːmətɪv/
  /ɪnˈfɔːrmətɪv/
(approving)- giving useful information- The talk was both informative and entertaining.
- Findings suggest that while television is more informative than the press, it is less persuasive.
 Extra Examples- The survey proved highly informative.
- The book is not very informative about local customs.
 Oxford Collocations Dictionaryverbs- be
- prove
- find something
- …
 - extremely
- fairly
- very
- …
 - about
 Word Originlate Middle English (in the sense ‘formative, giving life or shape’): from medieval Latin informativus, from Latin informare ‘give form to, instruct’, from in- ‘into’ + forma ‘a form’.