Visual Language

Can somebody tell me what is meant by visual programming or visual language.
Ris

[chem1]

In visual languages you can actually SEE what your application will look like when it runs.
Remember how you told the TURBO BAsic compiler to paint the screen red: COLOR 4.
But you can only see that if the program is running .
This is not the case with Visual Languages
(One example may suffice!!!)