Gas

Pronunciation: /ɡæs/

Definitions of gas

noun a substance in a physical state in which it does not resist change of shape and will expand indefinitely to fill any container in which it is placed

Example Sentences

A1 I need to fill up my car with gas.

A2 The gas in the stove ran out, so we can't cook dinner.

B1 Natural gas is used for heating homes and cooking in many countries.

B2 The gas leak was quickly detected and repaired by the maintenance team.

C1 The gas emissions from factories are a major contributor to air pollution.

C2 The astronauts relied on the gas propulsion system to navigate through space.

Examples of gas in a Sentence

formal The gas in the atmosphere contributes to the greenhouse effect.

informal I need to fill up my car with gas before we head out.

slang Let's stop at the gas station and grab some snacks.

figurative Her words were like gas on the fire, only making the situation worse.

Grammatical Forms of gas

• past tense: gassed
• plural: gases
• comparative: gassier
• superlative: gassiest
• present tense: gas
• future tense: will gas
• perfect tense: has gassed
• continuous tense: is gassing
• singular: gas
• positive degree: gas
• infinitive: to gas
• gerund: gassing
• participle: gassing

Origin and Evolution of gas

First Known Use: 1650 year

Language of Origin: Greek

Story behind the word: The word 'gas' originated from the Greek word 'khaos' meaning 'empty space'.

Evolution of the word: Originally used to describe any substance in a gaseous state, the word 'gas' has evolved to refer specifically to substances that are capable of expanding to fill a container or exert pressure on its walls.