炭酸(たんさん)

たんさん
noun
carbonation, carbonic acid
foodscience
1. carbonation, fizz
The dissolved carbon dioxide in beverages that creates bubbles and a fizzy sensation. In everyday usage, refers to carbonated drinks or their fizzy quality.
炭酸(たんさん)が抜(ぬ)けた。
The fizz went flat.
炭酸(たんさん)飲料(いんりょう)を買(か)ってきて。
Go buy a carbonated drink.
暑(あつ)い日(ひ)は冷(つめ)たい炭酸(たんさん)水(すい)が最高(さいこう)だ。
On a hot day, cold sparkling water is the best.
2. carbonic acid
The chemical compound H₂CO₃ formed when carbon dioxide dissolves in water. Used in scientific and technical contexts.
炭酸(たんさん)は水(みず)に二酸化炭素(にさんかたんそ)が溶(と)けたものだ。
Carbonic acid is carbon dioxide dissolved in water.
炭酸(たんさん)カルシウムは石灰岩(せっかいがん)の主成分(しゅせいぶん)だ。
Calcium carbonate is the main component of limestone.
炭酸(たんさん)ガスの排出量(はいしゅつりょう)を削減(さくげん)することが求(もと)められている。
There is a demand to reduce carbon dioxide emissions.

Usage

In everyday Japanese, 炭酸(たんさん) usually refers to carbonation in drinks. 炭酸(たんさん)が抜(ぬ)ける means a drink has gone flat. In chemistry, it refers to carbonic acid and related compounds.

Common collocations

  • 炭酸(たんさん)水(すい): sparkling water, soda water
  • 炭酸(たんさん)飲料(いんりょう): carbonated beverage
  • 炭酸(たんさん)が抜(ぬ)ける: to go flat
  • 炭酸(たんさん)ガス: carbon dioxide gas
  • 炭酸(たんさん)カルシウム: calcium carbonate

Related Words

Related: 炭(すみ) (charcoal)
general
Added 2026.2.24 20:04 · Revised 2026.9.2 13:01
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