ガス がす noun gas (fuel); gas (substance) 1. gas (fuel) Natural gas or propane used for cooking and heating. ガスを止(と)めてください。🔊 Please turn off the gas. ガス代(だい)が高(たか)い。🔊 The gas bill is expensive. ガス漏(も)れに気(き)をつけて。🔊 Be careful of gas leaks. 2. gas (substance) A gaseous substance in general. 有毒(ゆうどく)なガスが出(で)ている。🔊 Toxic gas is being released. 火山(かざん)からガスが出(で)る。🔊 Gas comes out of the volcano. 温泉(おんせん)ガスの匂(にお)いがする。🔊 I can smell hot spring gas. From English 'gas'. In daily life, usually refers to fuel gas for cooking and heating.Compoundsガス代(だい): gas billガスコンロ: gas stove/burnerガス漏(も)れ: gas leak天然(てんねん)ガス: natural gas都市(とし)ガス: city gasプロパンガス: propane gasCommon expressionsガスを止(と)める: to turn off the gasガスをつける: to turn on the gasガスが止(と)まっている: the gas is offUsageFor scientific 'gas' (gaseous state), ガス or 気体(きたい) is used. Related Words Compare: 気体(きたい) (gas, vapor) Compare: 放屁(ほうひ) (flatulence) general Added 2026.1.8 12:55 · Revised 2026.9.4 21:29 01000/01344_gasu