gas
- 01 A2 Elementary
n.a substance like air that is not a solid or a liquid.
n.a substance in a physical state of matter characterized by low density and the ability to expand indefinitely.
Simple“Oxygen is a gas that humans need to breathe to stay alive.”
In context“The experiment demonstrates how the volume of a gas increases when the temperature rises while pressure remains constant.”
- 02 A2 Elementary
n.a substance burned as fuel for heating houses or cooking food.
n.natural gas or a similar gaseous fuel used as a utility for domestic or industrial energy.
Simple“I prefer cooking with gas because it is easier to control the heat.”
In context“The utility company sent a technician to investigate a possible leak in the main gas line outside the apartment complex.”
Synonymsfuelnatural gas - 03 A2 Elementary
n.a liquid fuel used to power cars and other vehicles.
n.a liquid petroleum derivative used as fuel in internal combustion engines; an ellipsis of 'gasoline'.
Simple“We should stop at the next station because the car is almost out of gas.”
In context“Rising gas prices have prompted many commuters to consider switching to electric vehicles or using public transportation.”
PitfallI need to buy some petrol for my car in New York. I need to buy some gas for my car in New York.In American English, use 'gas'; 'petrol' is the British English equivalent.
- 04 B1 Intermediate
n.air that builds up in your stomach or bubbles out of your body.
n.intestinal or stomach flatus produced during the digestive process.
Simple“Certain foods like beans can give you gas and make you feel bloated.”
In context“The patient complained of abdominal discomfort and persistent gas following the dietary changes recommended by the nutritionist.”
Synonymsflatulencewind - 05 C1 Advanced
n.a person or an event that is very funny or entertaining.
n.an entertaining or humorous person, situation, or experience.
Simple“The party last night was a total gas; we didn't stop laughing.”
In context“The local comedy night proved to be a real gas, featuring several up-and-coming performers who kept the audience engaged for hours.”
- 06 B2 Upper Intermediate
v.to attack or kill someone using poisonous gas.
v.to expose a person or animal to poisonous gas with the intent to injure or kill.
Simple“The soldiers were warned that the enemy might try to gas them during the night.”
In context“Historical accounts detail the horrific consequences when troops were gassed in the trenches during the First World War.”
Synonymspoisonasphyxiate - 07 C2 Proficiency
v.to talk for a long time about things that are not important.
v.to engage in idle, boastful, or empty conversation for an extended period.
Simple“They spent the whole afternoon gassing about their old school days.”
In context“The neighbors stood by the garden fence for nearly an hour, gassing away about local gossip and the upcoming village festival.”
- 08 C1 Advanced
adj.very funny or strange in an entertaining way.
adj.comical, amusing, or zany in nature.
Simple“He is a gas man; he always has a funny story to tell.”
In context“It was gas to see the look on his face when he realized we were all in on the joke.”
UsageCommon in Irish English to describe a funny person or situation.
Usage gas emissions · natural gas · gas exports