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.
Mercurial is the main version control system for Firefox and Marionette development, 1 so this gave me a great opportunity to start learning my way around the hg. Turns out itâs really close to Git, though there are some subtle differences that can be a little tricky.