The phrase "beta form" refers to a stage of development in which a product or idea is not fully completed or perfected yet. It is a version of something that is still being tested and improved before its final release. Full definition
Pull - to - refresh is here — in beta form at least. (androidcentral.com)
And because it is in beta form at present, you can play fully games with no in - app purchases from more than 100 developers and publishers. (pocket-lint.com)
Android N is here in early beta form and while it's not a terribly exciting update, at least for now, it certainly packs a nice collection of neat features and improvements. (bgr.com)