investigator

Attested in the mid‐16th century; from Latin investigator, from investigare, equivalent to investigate +‎ -or.

investigator (plural investigators)

1. One who investigates.

   Synonyms: detective, dick, gumshoe, (obsolete) indagator, private eye, sleuth

• principal investigator

• investigatrix (feminine)
• reinvestigator

• “investigator”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.
• Douglas Harper (2001–2024) “investigator”, in Online Etymology Dictionary.
• “investigator”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

From investīgō +‎ -tor.

investīgātor m (genitive investīgātōris, feminine investīgātrīx); third declension

1. investigator, researcher

   Synonym: indāgātor

   • 2018, Tuomo Pekkanen, Nova formicae species , Nuntii Latini 27.4.2018:

     Grex investigatorum in Borneo novam formicae speciem invenit, quae se explodendo communitatem suam defendit.

     A group of researchers in Borneo has found a new species of ant which defends its nest by exploding.

Third-declension noun.

investīgātor

1. second/third-person singular future passive imperative of investīgō

• “investigator”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “investigator”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers

Borrowed from French investigateur, from Latin investigator. Equivalent to investiga +‎ -tor.

investigator m or n (feminine singular investigatoare, masculine plural investigatori, feminine and neuter plural investigatoare)

1. investigating

investigator m (plural investigatori, feminine equivalent investigatoare)

1. investigator

• investigare
• investigație