Investigation

• POS: Noun
• HYPHEN: in=ves=ti=ga=tion

CIDE DICTIONARY

Investigation, n. [L. investigatio: cf. F. investigation.].

 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.  [1913 Webster]

OXFORD DICTIONARY

Investigation, n.
1 the process or an instance of investigating.
2 a formal examination or study.

THESAURUS

Investigation

airing, amassing evidence, analysis, buzz session, canvassing, close inquiry, colloquium, conference, consideration, debate, debating, deliberation, delving, department of investigation, detection, detective work, dialectic, dialogue, discussion, enquiry, examination, exchange of views, exhaustive study, exploration, forum, hearing, indagation, inquest, inquiry, inquisition, interrogation, investigative bureau, joint discussion, legislative investigation, legwork, logical analysis, logical discussion, observation, observing, open discussion, open forum, panel discussion, perscrutation, probe, probing, quest, questioning, rap, rap session, research, review, scrutiny, search, seminar, sifting, sleuthing, sounding, study, survey, surveying, symposium, town meeting, treatment, ventilation, witch-hunt

ROGET THESAURUS

Investigation

Dissertation

N dissertation, treatise, essay, thesis, theme, monograph, tract, tractate, tractation, discourse, memoir, disquisition, lecture, sermon, homily, pandect, excursus, commentary, review, critique, criticism, article, leader, leading article, editorial, running commentary, investigation, study, discussion, exposition, commentator, critic, essayist, pamphleteer, discursive, discoursive, disquisitionary, expository.

Inquiry

N inquiry, request, search, research, quest, pursuit, examination, review, scrutiny, investigation, indagation, perquisition, perscrutation, pervestigation, inquest, inquisition, exploration, exploitation, ventilation, sifting, calculation, analysis, dissection, resolution, induction, Baconian method, strict inquiry, close inquiry, searching inquiry, exhaustive inquiry, narrow search, strict search, study, scire facias, ad referendum, trial, questioning, interrogation, interrogatory, interpellation, challenge, examination, cross-examination, catechism, feeler, Socratic method, zetetic philosophy, leading question, discussion, reconnoitering, reconnaissance, prying, espionage, espionnage, domiciliary visit, peep behind the curtain, lantern of Diogenes, question, query, problem, desideratum, point to be solved, porism, subject of inquiry, field of inquiry, subject of controversy, point in dispute, matter in dispute, moot point, issue, question at issue, bone of contention, plain question, fair question, open question, enigma, knotty point, quodlibet, threshold of an inquiry, inquirer, investigator, inquisitor, inspector, querist, examiner, catechist, scrutator scrutineer scrutinizer, analyst, quidnunc, inquiry, inquisitive, requisitive, requisitory, catechetical, inquisitorial, analytic, in search of, in quest of, on the lookout for, interrogative, zetetic, all searching, undetermined, untried, undecided, in question, in dispute, in issue, in course of inquiry, under discussion, under consideration, under investigation, sub judice, moot, proposed, doubtful, quaere?, what?, why?, wherefore?, whence?, whither?, where?, how comes it?, how happens it?, how is it?, what is the reason?, what's the matter?, nicht wahr?, what's in the wind?, what on earth?, when?, who?.