The state of having carbon dioxide gas dissolved in a liquid.(noun)
The amount or level of dissolved carbon dioxide remaining in solution.(noun)
Carbonization.(noun)
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Use "carbonation" in a sentence
"The carbonation is low enough that it also quenches your thirst better than a cola."
"Tea with carbonation is quite a unique idea and I am looking forward to replacing my current daily ‘flat green tea drink’ with this exciting one – TeaZazz!"
"The carbonation is made up of lots of tiny bubbles instead of the bigger ones in the HFCS version."