WordWeb Online

1. Tending to increase knowledge or dissipate ignorance
   "an informative glimpse of government in action";
   - enlightening, illuminating
    
2. Serving to instruct, enlighten or inform
   "They gave informative music lessons to the children";
   - instructive
    
3. Providing or conveying information
   - informatory

See also: advisory, clarifying, consultative, consultatory, consultive, demonstrative, didactic, didactical, doctrinaire, educational, educative, elucidative, exemplifying, explanatory, expositive, expository, illustrative, interpretative, interpretive, newsy, ostensive, preachy, revealing, telling, telltale

Antonym: unenlightening

Encyclopedia: Informative