aspell-pl software package provides Polish dictionary for aspell, you can install in your Ubuntu 12.04 LTS (Precise Pangolin) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install aspell-pl
aspell-pl is installed in your system.
Make ensure the aspell-pl package were installed using the commands given below,
$ sudo dpkg-query -l | grep aspell-pl *
You will get with aspell-pl package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Text Processing |
| Package | aspell-pl |
| Version | 20110901-1 |
| Description | Polish dictionary for aspell |
| Sub Section | Text |