software release
software product made available to the public
patch release
minor release of a software or electronic media, especially one intended to fix bugs or do small cleanups, rather than to add/modify/remove/block significant features
release to manufacture version
version of a software product that is given to manufacturers to bundle into future versions of their hardware products
legacy version
release of a product that does not add new features or content, typically intended to solve minor problems like bugs or security issues
long-term support release
software version that is stable and supported under a long-term or extended contract