Definition of alpha version in English:

alpha version

noun

Computing
  • A version of a piece of software that is made available for testing, typically by employees of the company that is developing it, before its general release:

    ‘at this time we are close to finishing the alpha version’
    Compare with beta version
    • ‘We looked at an alpha version, but it performed surprisingly well in our tests.’
    • ‘Since the first Alpha version was released, many other new features have been added at the request of the staff.’
    • ‘This latest one is the last alpha version, however, so a beta release won't be far behind.’
    • ‘When we released the alpha version of our software, so many people began using it that our puny server crashed under the load.’
    • ‘Although only an alpha version, we still were curious to try Crow.’