informative
adjUK /ɪnˈfɔːmətɪv/ · CA, US /ɪnˈfoɹmətɪv/
Etymology From inform + -ative.
1
Providing information; especially, providing useful or interesting information.
- I read a very informative newspaper article on that subject last week.
2
Of a standard or specification, not specifying requirements, but merely providing information.
3
Obsolete Formative; having power to form.