Word
aerosol
US/ˈɛɹəˌsɑɫ/
UK/ˈeəɹəsˌɒl/
Countable noun
Definition
n. a container that releases a liquid as a fine spray when you press a button. It can also mean the tiny particles of liquid or solid that stay hanging in the air.
n. a substance enclosed under pressure and able to be released as a fine spray, typically by means of a propellant gas. Also refers to a suspension of fine solid particles or liquid droplets in air or another gas.
Examples
“Shake the aerosol can before you use it.”
“Scientists are studying how volcanic aerosols in the atmosphere can reflect sunlight and cool the planet.”
“The transition from traditional aerosol propellants to more environmentally friendly alternatives was driven by international agreements aimed at protecting the ozone layer from harmful chemical reactions.”
Examples
simple
“Shake the aerosol can before you use it.”
contextual
“Scientists are studying how volcanic aerosols in the atmosphere can reflect sunlight and cool the planet.”
complex
“The transition from traditional aerosol propellants to more environmentally friendly alternatives was driven by international agreements aimed at protecting the ozone layer from harmful chemical reactions.”
Usage
Often used as a modifier before another noun, such as 'aerosol spray' or 'aerosol can'.
- Exam level
- CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
- Frequency
- Occasional
- Level
- B2 · Upper Intermediate
- Updated
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