Synonym: investigating, probe. Similar words: investigate, investigator, obligation, invest, investor, investment, prestidigitation, direct investment. Meaning: [ɪn‚vestɪ'geɪʃn] 
n. 1. an inquiry into unfamiliar or questionable activities 2. the work of inquiring into something thoroughly and systematically.
n. 1. an inquiry into unfamiliar or questionable activities 2. the work of inquiring into something thoroughly and systematically. 
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61. The defendant complained of intimidation during the investigation.
62. The investigation has entered a new phase.
63. The commission concluded its investigation last month.
64. The police have launched an investigation into the incident. Sentencedict.com
65. An investigation exonerated the school from any blame.
66. The police investigation was very thorough.
67. They have arrived at a solution via scientific investigation.
68. Police have launched an investigation into the allegations.
69. Closer investigation showed this idea to be untenable.
70. Carter was the senior case officer on the investigation.
71. An exhaustive investigation of the facts proves the contrary.
72. He agreed to co-operate with the police investigation.
73. U.S. prosecutors have widened a securities-fraud investigation.
74. The investigation will be led by Inspector Scarfe.
75. Flights were suspended pending investigation of the crash.
76. Talbot was presented with 80 potential avenues of investigation.
77. The investigation led to disciplinary action against two officers.
78. His disappearance has been the subject of intensive investigation.
79. Their investigation report was full of ambiguities.
80. Investigation exculpated him from the charge.
81. This subject lies beyond the scope of our investigation.
82. He ordered an investigation into the affair.
83. The investigation homed in on the town of Carlton.
84. The investigation needed to be handled sensitively.
85. No new evidence emerged during the investigation.
86. The allegations are serious enough to warrant an investigation.
87. The police investigation hasn't turned up any new evidence.
88. Detectives have launched a murder investigation .
89. The investigation will inquire into the company's financial dealings.
90. The authorities are obstructing a United Nations investigation.
More similar words: investigate, investigator, obligation, invest, investor, investment, prestidigitation, direct investment, invention, allegation, question, in question, invitation, suggestion, conversation, questionnaire, out of the question, beyond question, esterification, convention, conventional, nation, distinction, institution, destruction, restriction, relation, operation, donation, zonation.