Prejudicial/ˌpredʒəˈdɪʃl/ Definition 1 of 2Pro Tip 1/3Impact on Outcome Shows influence on results, often negative and undesired, in various situations. The team’s lack of practice was prejudicial to the final score. Pro Tip 2/3Impeding Progress Suggests an action or event that slows or prevents improvement. Lack of funding is prejudicial to the research department's advancements. Pro Tip 3/3Negative Connotation Has an implied negative meaning, even if not openly stated. Many argue that certain laws are prejudicial against certain groups.