noun
[ usually sing. ] the version of a new product, especially computer software, that is almost ready for the public to buy or use, but is given to a few customers to test first
noun
[ usually sing. ] the version of a new product, especially computer software, that is almost ready for the public to buy or use, but is given to a few customers to test first
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005