Informative means giving useful facts. A very informative talk.
It is faint praise on its own, since it says the thing was useful rather than good. An informative label is now required on most food sold anywhere in Europe.
1adjectiveinformativeGiving useful facts.
“The tour was informative and about an hour too long.”
informative is a quality.
Latin
īnfōrmō — to shape, form, train, instruct, educate
Old French
enformer
Middle English
informen
English
inform
English, today
informative
Built from
From inform + -ative. inform comes from Middle English informen, enformen, borrowed from Old French enformer, informer (“to train, instruct, inform”), from Latin īnfōrmō (“to shape, form, train, instruct, educate”), from in- (“into”) + fōrma (“form, shape”), equivalent to in + form.
Etymology from Wiktionary, CC BY-SA