炭素(たんそ)

たんそ
noun
carbon (chemical element)
1. carbon
The chemical element with symbol C and atomic number 6. Essential for life and used extensively in environmental discussions about emissions.
炭素(たんそ)は生命(せいめい)に不可欠(ふかけつ)な元素(げんそ)だ。
Carbon is an essential element for life.
二酸化(にさんか)炭素(たんそ)の排出(はいしゅつ)を減(へ)らす必要(ひつよう)がある。
We need to reduce carbon dioxide emissions.
炭素(たんそ)繊維(せんい)は軽(かる)くて強(つよ)い。
Carbon fiber is light and strong.

炭素(たんそ) is the chemical element carbon (symbol C, atomic number 6). Learners encounter it most often in environmental and scientific contexts.

ETYMOLOGY:
A compound of 炭(たん) (charcoal, coal) + 素(そ) (element). The 素(そ) suffix is used for chemical elements: 酸素(さんそ) (oxygen), 水素(すいそ) (hydrogen), 窒素(ちっそ) (nitrogen).

COMMON COMPOUNDS:

  • 二酸化(にさんか)炭素(たんそ): CO₂, carbon dioxide
  • 一酸化(いっさんか)炭素(たんそ): CO, carbon monoxide
  • 炭素(たんそ)繊維(せんい): carbon fiber
  • 炭化水素(たんかすいそ): hydrocarbon

ENVIRONMENTAL TERMS:

  • 脱(だつ)炭素(たんそ): decarbonization
  • カーボンニュートラル: carbon neutral
  • 炭素(たんそ)税(ぜい): carbon tax
general
Added 2026.1.18 9:57 · Revised 2026.4.5 9:56
06500/06583_tanso