enlightening
1. [ adjective ] enlightening or uplifting so as to encourage intellectual or moral improvement
Synonyms: edifying
Examples:

"the paintings in the church served an edifying purpose even for those who could not read"

Related terms: unedifying
2. [ adjective ] tending to increase knowledge or dissipate ignorance
Synonyms: instructive informative
Examples:

"an enlightening glimpse of government in action"

Related terms: unenlightening
3. [ adjective ] highly enlightening; making understandable or clarifying
Synonyms: illuminating
Examples:

"an illuminating lecture" "illuminating pieces of information"

Related terms: unilluminating
Similar spelling:   enlighten
  enlightened
  enlightenment