1. (adjective) tending to increase knowledge or dissipate ignorance

• enlightening
• illuminating

2. (adjective) serving to instruct or enlighten or inform

• instructive

3. (adjective) providing or conveying information

• informatory

1. (adjective) serving to instruct or enlighten or inform

• clarifying
• elucidative
• demonstrative
• illustrative
• didactic
• didactical
• doctrinaire
• educational
• educative
• explanatory
• expositive
• expository
• interpretative
• interpretive
• ostensive
• preachy

2. (adjective) providing or conveying information

• advisory
• consultative
• consultatory
• consultive
• exemplifying
• illustrative
• newsy
• revealing
• telling
• telltale

1. (adjective) serving to instruct or enlighten or inform

• informatory

2. (adjective) providing or conveying information

• instructive

1. (adjective) tending to increase knowledge or dissipate ignorance

• inform

2. (adjective) serving to instruct or enlighten or inform

• inform
• instruct
• learn
• teach

3. (adjective) providing or conveying information

• inform
• inform

1. (adjective) tending to increase knowledge or dissipate ignorance

• unenlightening
• unilluminating

2. (adjective) serving to instruct or enlighten or inform

• uninstructive

3. (adjective) providing or conveying information

• uninformative