WordWeb Online

1. Relating to or having the nature of illation or inference
   - illative
    
2. Of reasoning; proceeding from general premisses to a necessary and specific conclusion
    
3. Resembling or dependent on or arrived at by inference
   "inferential reasoning"
   - illative
    
4. Derived or capable of being derived by inference
    
5. Based on interpretation; not directly expressed

See also: connotative, constructive, deductive, inference

Encyclopedia: Inferential