1. Relying on observation or experiment
   - experimental, observational

See also: empiric, empirical

• Aditi
• Aditya
• adjacency
• adjacent
• adjacently
• adjectival
• adjectivally
• adjective
• adjectively
• adjoin
• adjoining room
• adjoint
• adjourn
• adjournment
• adjudge
• adjudicate
• adjudication
• adjudicative
• adjudicator
• adjudicatory
• adjunct
• adjunction
• adjunctive
• adjuration
• adjuratory