Definitions for investigation
ɪnˌvɛs tɪˈgeɪ ʃənin·ves·ti·ga·tion

Princeton's WordNet(2.00 / 2 votes)Rate this definition:

1. probe, investigation(noun)

   an inquiry into unfamiliar or questionable activities

   "there was a congressional probe into the scandal"

2. investigation, investigating(noun)

   the work of inquiring into something thoroughly and systematically

Wiktionary(2.00 / 2 votes)Rate this definition:

1. investigation(Noun)

   The act of investigating; the process of inquiring into or following up; research; study; inquiry, especially patient or thorough inquiry or examination; as, the investigations of the philosopher and the mathematician; the investigations of the judge, the moralist.

Webster Dictionary(3.20 / 5 votes)Rate this definition:

1. Investigation(noun)

   the act of investigating; the process of inquiring into or following up; research; study; inquiry, esp. patient or thorough inquiry or examination; as, the investigations of the philosopher and the mathematician; the investigations of the judge, the moralist

   Etymology: [L. investigatio: cf. F. investigation.]

Freebase(5.00 / 1 vote)Rate this definition:

1. Investigation

   Investigation is a 2006 Bulgarian film directed by Iglika Triffonova.

British National Corpus

1. Spoken Corpus Frequency

   Rank popularity for the word 'investigation' in Spoken Corpus Frequency: #1968

2. Written Corpus Frequency

   Rank popularity for the word 'investigation' in Written Corpus Frequency: #4663

3. Nouns Frequency

   Rank popularity for the word 'investigation' in Nouns Frequency: #687

How to pronounce investigation?

1. 

   Alex

   US English

   

   Daniel

   British

   

   Karen

   Australian

   

   Veena

   Indian

How to say investigation in sign language?

Numerology

1. Chaldean Numerology

   The numerical value of investigation in Chaldean Numerology is: 1

2. Pythagorean Numerology

   The numerical value of investigation in Pythagorean Numerology is: 2

Examples of investigation in a Sentence

1. Mike Pompeo:

   We call on the government of Saudi Arabia to support a thorough investigation of Mr. Khashoggi's disappearance and to be transparent about the results of that investigation.

2. Daily Mail:

   To that end, we will do everything we can to cooperate with the official police investigation.

3. Shannon Odom:

   My son called … and basically told me that there was an investigation going on with the top ten list and [ that ] someone has hacked into the grades and been changing grades since 2016.

4. Belgian Interior Minister Jan Jambon:

   I think it's a big blow, because he is one of the most wanted foreign fighters in Europe. But I'm very aware the network is not cleared, so we have to continue the actions and continue the investigation.

5. Republican Representative:

   I don't care about the office of inspector general. ... You're in charge, we want to get to the bottom of it right away and I'm disappointed that you have not waged your own vigorous, tough investigation of this.

Images & Illustrations of investigation

Popularity rank by frequency of use