Supper/Dinner/Tea

depending on where in the English speaking world you are and how important you think you are. If you use the wrong term at the wrong time of day in the wrong company, you may not get what you expected. 

Dinner can be served between 12:00 and 14:00 or as a late snack after you had your supper or it can be supper. Tea can be the evening meal or a fancy affair in the afternoon of a drink with or without milk. Supper can be a smart evening meal or just a normal evening dinner.