How to say "additive" in Japanese

• 添加物てんかぶつCommon
  nounThe everyday word for an additive: a substance added to something, above all in food. This is the sense, and the word, that most learners will need.
• 相加そうか
  prenominal modifierA mathematical term for 'additive' in the sense of addition, as opposed to multiplication; it mainly appears within technical expressions rather than alone, and is not a word for additives as substances.
• 加法的かほうてき
  na-adjectiveThe adjectival 'additive' of mathematics, describing operations or properties that involve addition; a technical modifier rather than a noun, it is not used for additives as substances in food or products.
• 混和剤こんわざい
  nounA technical term for an agent mixed or blended into a material, close to English 'admixture'; it belongs to specialist fields and is not the general word for additives in food or everyday products.

Use 添加物 for additives as substances added to things, especially food; 相加 and 加法的 are mathematical terms for 'additive' in the addition sense, while 混和剤 is technical jargon for a mixing agent.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 添加物てんかぶつadditive
• 相加そうかadditive
• 加法的かほうてきadditive
• 混和剤こんわざいadditive