Last Updated
：2026/01/04
二酸化炭素
Hiragana
にさんかたんそ
Noun
Japanese Meaning
炭素原子1個と酸素原子2個からなる無機化合物。常温常圧では無色無臭の気体で、化学式は CO₂。 / 生物の呼吸や有機物の燃焼によって発生し、光合成の材料ともなる気体。温室効果ガスの一つ。 / 大気中に含まれる気体成分としての二酸化炭素。環境問題（地球温暖化など）の文脈で言及されることが多い。
Easy Japanese Meaning
くうきのなかにあるみえないきたいでひとがいきをするとでる。
Chinese (Simplified) Meaning
二氧化碳 / 由碳与氧组成的无色气体，化学式CO₂ / 重要的温室气体，常见于呼吸与燃烧产物
Chinese (Traditional) Meaning
二氧化碳 / 由碳與氧組成的無色無味氣體，化學式 CO2 / 重要的溫室氣體
Korean Meaning
이산화탄소 / 탄산가스
Vietnamese Meaning
điôxít cacbon (CO2) / khí cacbonic / hợp chất vô cơ của cacbon và oxy
Tagalog Meaning
diyoksido ng karbon (CO₂) / walang kulay na gas na nalilikha sa paghinga, pagsunog, at pagbuburo
Sense（1）
(inorganic chemistry) carbon dioxide
（ canonical ）
（ romanization ）
（ romanization ）
（ hiragana historical ）
（ hiragana ）
Quizzes for review
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二酸化炭素
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Carbon dioxide is one of the main causes of global warming.
Carbon dioxide is one of the main causes of global warming.
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二酸化炭素は地球温暖化の主な原因の一つです。
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