hunspell-fr-modern software package provides French dictionary for hunspell (modern version), you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install hunspell-fr-modern
hunspell-fr-modern is installed in your system.
Make ensure the hunspell-fr-modern package were installed using the commands given below,
$ sudo dpkg-query -l | grep hunspell-fr-modern *
You will get with hunspell-fr-modern package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Text Processing |
| Package | hunspell-fr-modern |
| Version | 1:5.5-1 |
| Description | French dictionary for hunspell (modern version) |
| Sub Section | Text |