Welcome to Firefox for Android Add-ons.
Add extra features and styles to make Firefox for Android your own.
CloseReview for British English Dictionary by Richard Bates
Rated 1 out of 5 stars
It isn't compatible with current Thunderbird - don't bother downloading.
Mozilla should warn users that the new version doesn't have a dictionary yet so they can delay updating. Very irritating
To create your own collections, you must have a Mozilla Add-ons account.