The word "evidential" means something that provides evidence or proof for a particular claim or statement. It refers to something that is clear and convincing, supporting the idea or argument being presented. Full definition
By his vituperations, he, a lawyer, has cast upon himself series of evidential burden which he obviously can not prove. (nigeriapoliticsonline.com)
In order to offer the best value, we have a line of evidential breath alcohol testing systems that address many concerns that we have seen in this market. (intox.com)
Used in law enforcement and workplace testing environments, portable breath alcohol test systems are lightweight and ideal for evidential testing applications, printing results, and in many cases mobile data collection. (intox.com)