ə̇nˌvestəˈgāshən noun
( -s )
Etymology: Middle English investigacioun, from Middle French investigation, from Latin investigation-, investigatio, from investigatus (past participle of investigare ) + -ion-, -io -ion
1. : the action or process of investigating : detailed examination : study , research
success of the … blend in knitwear has led to active investigation of blends with other fibers — American Fabrics
a strong movement to make American universities centers of scholarly work and scientific investigation — J.B.Conant
2. : a searching inquiry : examination , survey
his doctoral thesis was a penetrating investigation of the causes of race conflict
carried on energetic investigations of the medicinal flora of Mexico — American Guide Series: Michigan
specifically : an official probe
the first Congressional investigation of loyalty in government — Will Herberg
Synonyms: see inquiry