1. (

• verify ,

) confirm the truth of; "Please verify that the doors are closed"; "verify a claim" ;

2. (

• control ,
• verify

) check or regulate (a scientific experiment) by conducting a parallel experiment or comparing with another standard; "Are you controlling for the temperature?" ;

3. (

• verify ,

) attach or append a legal verification to (a pleading or petition) ;

4. (

• affirm ,
• verify ,
• assert ,
• avow ,
• aver ,
• swan ,
• swear ,

) to declare or affirm solemnly and formally as true; "Before God I swear I am innocent" ;