LINK / CITE ADD TO WORD LIST. adjective. The definition of precious is something of great value or that is greatly loved. 1  An example of precious is priceless jewelry.
However, we can always point to the latest version under a particular category. The Current supported official version, which is the generally distributed and widely available latest version of Firefox, is Firefox 38.0.5. This version had an official release on June 2nd, 2015.
Firefox is well known for being the most customizable web browser. With a selection of more than 8,000 free add-ons on the Firefox Add-ons site, you can customize Firefox to have it look the way that you want, and function the way that you want.