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.
Mozilla Firefox browser: The new Quantum Firefox browser has been updated to 57.0.4 to prevent Spectre attacks. Updates should happen automatically. Firefox 52, an extended-support version of the previous browser that is compatible with older Firefox add-ons and extensions, is already partly protected against Spectre. Microsoft Internet Explorer 11 and Microsoft Edge browsers: Patched with the Microsoft updates mentioned above.