Home › Words › P › preinvestigatepreinvestigatepreinvestigate means to investigate in advance.Among words judged in Lexicurio's Arena, preinvestigate ranks #33,857 of 42,752 for Qualifying.EtymologyFrom pre- + investigate.verbTo investigate in advance.e.g.“It is very important to establish awareness among students to preinvestigate the toxic or hazardous properties of a chemical which they are about to use.” — 1994, Takashi Korenaga, Hiroshi Tsukube, Sumio Shinoda, Hazardous Waste Control in Research and Education, page 16:Definitions & examples from Wiktionary (CC BY-SA 3.0).