The phrase "credible alternative" refers to a possible option or choice that is believable and trustworthy. It describes an alternative that seems reliable and can be considered as a serious option. Full definition
There are a lot of credible alternatives to government being the answer. (labour-uncut.co.uk)
Researchers studying the efficacy of mindfulness treatments should compare them to credible alternative treatments, whenever possible. (psychlopaedia.org)
«What makes their ranting more pathetic is that they do not offer credible alternatives,» he said, adding, President Mahama would not sacrifice the long term interest of the nation for short term partisan political gains.» (ghanapoliticsonline.com)