Lab vs Laboratory
When to use each in English, with meaning, register, and examples.
Lab
Top 1,000 (very common)A2noun
Laboratory
Top 3,000 (common)B1noun
Most common: Lab
| Lab | Laboratory | |
|---|---|---|
| Pronunciation | 🇬🇧 /["/læb/"]/🇺🇸 /["/læb/"]/ | 🇬🇧 /["/ləˈbɒrətri/"]/🇺🇸 /["/ˈlæbrətɔːri/"]/ |
| Meaning | A place where scientific experiments are done. | A special room for scientific experiments. |
| Example | a **computer/research lab** | a **clinical/research laboratory** |
| Register | Neutral | Neutral |
| How common | Top 1,000 (very common) | Top 3,000 (common) |
| CEFR level | A2 | B1 |
| Part of speech | noun | noun |
| Collocations | science lab, laboratory experiment, in the lab, research lab | commercial, industrial, school, assistant, scientist, technician, in a/the laboratory |
| Antonyms | field, open space | field, outdoors |
| Common mistakes | Confused with 'labs' — forgetting it can be plural., Using 'lab' for non-scientific environments., Incorrectly assuming 'lab' only means a physical space. | Confused with 'laborer' — a person who works with their hands., Mispronounced as 'laboratree' instead of 'laboratory'., Using 'laboratory' informally in non-scientific contexts. |
| Usage notes | Use 'lab' in both formal and informal contexts; suitable for academic and casual conversations. Don't use it when referring to non-scientific places. | Used in scientific and educational contexts. Not appropriate for casual conversations unless referring to science. Can also refer to the place where medical tests are done. |
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Frequently asked questions: Lab vs Laboratory
What's the difference between Lab and Laboratory?
Lab: A place where scientific experiments are done. Laboratory: A special room for scientific experiments.
Which is more common: Lab and Laboratory?
Lab is the most common in everyday English.
Which is more advanced: Lab and Laboratory?
Laboratory is the highest level, at B1, on the CEFR scale.
Are Lab and Laboratory the same CEFR level?
Lab: A2, Laboratory: B1 on the CEFR scale.
What part of speech are Lab and Laboratory?
Lab: noun, Laboratory: noun.
Can you show an example of each?
Lab: a **computer/research lab** Laboratory: a **clinical/research laboratory**
Can I use Lab and Laboratory interchangeably?
Not always. Lab and Laboratory are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.