1. (

• sorrow ,
• regret ,
• rue ,
• ruefulness

) sadness associated with some wrong done or some disappointment; "he drank to drown his sorrows"; "he wrote a note expressing his regret"; "to his rue, the error cost him the game" ;

1. (

• repent ,
• regret ,
• rue

) feel remorse for; feel sorry for; be contrite about ;

2. (

• regret ,

) feel sad about the loss or absence of ;

3. (

• regret

) decline formally or politely; "I regret I can't come to the party" ;

4. (

• regret ,

) express with regret; "I regret to say that you did not gain admission to Harvard" ;