Meaning of GAS in English

GAS

/ gæs; NAmE / noun , verb

■ noun

( pl. gases or less frequent gas·ses )

NOT SOLID / LIQUID

1.

[ C , U ] any substance like air that is neither a solid nor a liquid, for example hydrogen and oxygen are both gases :

Air is a mixture of gases.

CFC gases

a gas bottle / cylinder (= for storing gas)

—see also greenhouse gas

2.

[ U ] a particular type of gas or mixture of gases used as fuel for heating and cooking :

a gas cooker / fire / furnace / oven / ring / stove

a gas explosion / leak

gas central heating

( BrE )

Preheat the oven to gas mark 5 (= a particular temperature of a gas oven)

—see also Calor gas , coal gas , natural gas

3.

[ U ] a particular type of gas used during a medical operation, to make the patient sleep or to make the pain less :

an anaesthetic gas

During the birth she was given gas and air.

—see also laughing gas

4.

[ U ] a particular type of gas used in war to kill or injure people, or used by the police to control people :

a gas attack

—see also CS gas , mustard gas , nerve gas , tear gas

IN VEHICLE

5.

[ U ] ( NAmE ) = petrol :

a gas station

a gas pump

to fill up the gas tank

6.

the gas [ sing. ] ( especially NAmE ) = gas pedal :

Step on the gas , we're late.

FUN

7.

[ sing. ] ( especially NAmE ) a person or an event that is fun :

The party was a real gas.

IN STOMACH

8.

[ U ] ( NAmE ) = wind (I) (2)

IDIOMS

see cook verb

■ verb

( -ss- )

KILL / HARM WITH GAS

1.

[ vn ] to kill or harm sb by making them breathe poisonous gas

TALK

2.

[ v ] (usually used in the progressive tenses) ( old-fashioned , informal ) to talk for a long time about things that are not important

SYN chat

••

WORD ORIGIN

mid 17th cent.: invented by J. B. van Helmont (1577–1644), Belgian chemist, to denote an occult principle which he believed to exist in all matter; suggested by Greek khaos chaos, with Dutch g representing Greek kh .

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.