gnome software package provides Full GNOME Desktop Environment, with extra components, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gnome
gnome is installed in your system.
Make ensure the gnome package were installed using the commands given below,
$ sudo dpkg-query -l | grep gnome *
You will get with gnome package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | GNOME |
| Package | gnome |
| Version | 1:3.4+7+deb7u1 |
| Description | Full GNOME Desktop Environment, with extra components |
| Sub Section | GNOME |