/ɪnˌvestɪˈɡeɪʃn/

New to these symbols? How to read English IPA
Line drawing of investigation
Coloured illustration of investigation
#1,221 of 3,000Core 5000

Meaning

The careful work of finding out the truth about something bad that has happened.

Test yourself on investigation

Three quick questions. No account needed.

Know this word? Create a free account to track it.

Word origin

From Latin investigare, meaning to follow a track, from vestigium, a footprint.

Origin
Latin
Root
investigare
English cognates
investigate, vestige

Grammar

Gender
Pluralinvestigations

Examples

.

You "open" or "start" an investigation.

, .

"Investigation" is a countable noun, so it can take "an".

.

The verb behind this noun is "investigate".

Where this fits

Add to review queue

Track this word in your spaced-repetition queue and be tested on it at the right interval.

Chapters 1 and 2 free

Meet this word in a story

Every course has graded stories written only with words you have been taught, plus grammar drills, a games arcade and printable worksheets. Chapters 1 and 2 are free.

Chapters 1 and 2 free, forever. Plus: 7 days free, then $5 a month for all eleven languages.

Start learning free

English · Free printables

investigation: worksheet, infographic and listicle

Free printable study downloads for the English word "investigation" (The careful work of finding out the truth about something bad that has happened.): a worksheet with the answer key built in, an infographic, and a sentence listicle. Open any one to view, print or save.

Free for members

The printable worksheets, infographics and PDFs are free with an account. Start a free week and download as many as you like.

Start your free week

This word is taught in chapter 15, lesson 2: investigation, artist, unite and 7 more words.