# laboratory

/ˈɫæbɹəˌtɔɹi/ (US) · /lɐbˈɒɹətɹˌi/ (UK)

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

## Senses

### 1. scientific research room

noun · CEFR B1

a room or building used for scientific research, experiments, or testing.

For teachers: a room or building equipped for scientific research, experimentation, or analysis; often used in its abbreviated form 'lab' in casual and professional speech.

- The students spent the afternoon in the chemistry laboratory testing different liquids.
- The university recently invested in a state-of-the-art laboratory to facilitate advanced research into renewable energy sources.

Usage: Often shortened to 'lab' in everyday conversation.

### 2. manufacturing site

noun · CEFR B2 · Technical

a place where chemicals, medicines, or other scientific products are made.

For teachers: a facility dedicated to the preparation or manufacture of chemicals, drugs, or biological cultures.

- The pharmaceutical company has a large laboratory where they produce new vaccines.
- Strict safety protocols are enforced within the laboratory to prevent the accidental release of volatile chemical compounds during the manufacturing process.

## Examples

- The scientists are working in the laboratory today.
- The university built a new chemistry laboratory to give students more space for their research projects.
- Strict safety protocols are maintained within the laboratory to prevent the accidental release of hazardous materials during the testing phase.

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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.