Definition of Gas
Quick Meaning of Gas
A substance like air that fills any space it occupies and has no definite shape.
Detailed Definition of Gas
A fluid substance that is neither liquid nor solid, with no fixed shape.
How to Pronounce Gas
Stress pattern: O (1-syllable word).
Tip: One syllable: /ɡæs/. The 'a' is short, like in 'cat'. The 's' at the end is sharp and clear.
Watch out: Sometimes pronounced with a long 'a' like in 'glass'; use the short 'a' sound as in 'cat'.
Origin and Etymology of Gas
From Dutch 'gas', possibly from Greek 'chaos' (void or chasm).
How to Use Gas in a Sentence
Each example shows “gas” with a CEFR level so learners can pick examples that match their fluency.
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“The stove uses natural gas for cooking.”
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“Oxygen is a gas at room temperature and pressure.”
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“Greenhouse gases trap heat in Earth's atmosphere and cause climate change.”
Synonyms and Antonyms of Gas
Common Synonyms for Gas
Smart Synonyms for Gas — When to Use Each
- vapor
- when referring to the gaseous state of a
- fume
- specifically for harmful or smelly gaseous emissions from
Common Collocations with Gas
These phrases pair with “gas” in everyday English:
- natural gas
- toxic gas
- gas station
- gas leak
- gas cylinder
Common Mistakes When Using Gas
Even fluent speakers slip up with “gas”. Here’s how to avoid the most common errors:
- ✗ Wrong: Gases is used for cooking in my home.
- ✓ Correct: Gas is used for cooking in my home.
- Why: When referring to the substance generally, 'gas' is singular and takes 'is', not plural 'are'.
- ✗ Wrong: The gas are leaking from the pipe.
- ✓ Correct: The gas is leaking from the pipe.
- Why: Uncountable noun: use singular verb 'is'. Only use plural 'gases' when counting different types.
Other Forms of Gas
Frequently Asked Questions About Gas
What is the meaning of "Gas"?
A substance like air that fills any space it occupies and has no definite shape.
How do you pronounce "Gas"?
The IPA is /ɡæs/. One syllable: /ɡæs/. The 'a' is short, like in 'cat'. The 's' at the end is sharp and clear.
What part of speech is "Gas"?
"Gas" is a noun at A1 level (Common European Framework).
What are synonyms for "Gas"?
Common synonyms include vapor, fume, steam.
How do you use "Gas" in a sentence?
For example: "The stove uses natural gas for cooking."