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# investigator

noun (investigator, investigators)

«investigator» in the English dictionary: everyday — its meanings, how the lessons use it, and examples, each with its tree on Mova.

## Everyday

1. An investigator is a person whose job is to find out the facts about something, such as a crime or an accident, by asking questions and looking for evidence. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/investigator/#m1)
2. A private investigator is a detective who is paid by people, not by the police. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/investigator/#m2)
3. In science, an investigator is a researcher who carries out a study. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/investigator/#m3)

### In the lessons

In science lessons, pupils become investigators: they ask a question, plan a fair test, collect evidence and draw conclusions. In stories, investigators solve mysteries, and in the news, investigators look at the causes of accidents, such as air crash investigators. Common phrases: «private investigator», «crime scene investigator», «accident investigator», «lead investigator».

### Examples

- The investigator searched the room for clues. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/investigator/#x1)
- A private investigator was hired to find the missing dog. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/investigator/#x2)
- Accident investigators studied the train crash. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/investigator/#x3)
- In science today, we will be investigators and test which paper towel is strongest. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/investigator/#x4)
- The investigator asked each witness what they saw. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/investigator/#x5)
- Crime scene investigators wear suits so they do not spoil the evidence. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/investigator/#x6)
- The lead investigator held a press conference. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/investigator/#x7)

### Note

Plural: investigators. Built from «investigate» + «-or». «Private investigator» is often shortened to «PI» or «private eye». A detective is a police investigator.

## On Mova

- [Trees and pragmatics of «investigator» in the school dictionary](https://mova.elamur.ai/free/en/corpora/dictionaries/school/I/investigator/): every meaning and example parsed by Mova, with its dependency tree and frames.
- [«investigator» in the school dictionary](https://mova.elamur.ai/free/en/dictionaries/school/w/investigator.html) on Mova free.