炭たん酸さん同どう化かMeaningsNoun1. carbon assimilation; carbon fixationKanji used炭charcoal酸acid同same化transformationComposed of炭たん酸さんcarbonic acid; carbonated water; carbonated drink; baking soda; sodium carbonateNoun同どう化かassimilation; absorption; adaptation; anabolism; assimilation (phonology)Noun