# research

/ˈɹisɝtʃ/ (US)

Source: https://englishreference.com/word/research
Updated: 2026-06-19

## Senses

### 1. systematic study

noun · CEFR A2 · Academic

the detailed study of something to discover new information or reach a new understanding.

For teachers: the systematic investigation into and study of materials and sources in order to establish facts and reach new conclusions.

- The scientists are doing research to find a cure for the disease.
- Recent medical research suggests that a diet high in processed sugars may contribute significantly to chronic inflammation in older adults.

Usage: Usually uncountable in general usage; plural 'researches' is restricted to formal or older academic contexts.

### 2. to investigate

verb · CEFR B1 · Academic

to study a subject in detail, especially to find new information.

For teachers: to carry out a systematic investigation into a subject or problem.

- You should research the company before you go for your job interview.
- The graduate student spent three years researching the impact of urban green spaces on the mental health of local residents.

Usage: Can be used with or without a direct object.

## Examples

- She is doing research for her history project.
- The university received a large grant to conduct medical research into rare tropical diseases.
- Extensive market research suggests that consumer behavior is shifting toward sustainable products, prompting many companies to redesign their packaging and supply chains.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.