Translation guide
An adjuvant is a substance added to a vaccine or medication to enhance the body's immune response. In Japanese, this is primarily a medical term with a direct equivalent, but the concept can also be expressed descriptively.
A substance that enhances the immune response to a vaccine or drug
The standard loanword used in medical contexts. Widely understood among healthcare professionals.
Something that assists or enhances an effect
Literally 'auxiliary agent'. Can be used in broader contexts beyond medicine, such as in agriculture or chemistry.
この農薬には補助剤が添加されている。
This pesticide contains an adjuvant.
アジュバント is the direct loanword and is standard in medical contexts. 免疫増強剤 is a native Japanese term that is more descriptive but less common in everyday medical conversation. Use アジュバント when speaking with healthcare professionals or in formal medical documents.
アジュバントの種類によって副反応が異なる。
Side effects vary depending on the type of adjuvant.
Do not translate 'adjuvant' as 補助者 or 助手, as these refer to human assistants. Stick to the medical or chemical terms above.
このワクチンにはアジュバントが含まれています。
This vaccine contains an adjuvant.
A descriptive term meaning 'immune booster' or 'immunostimulant'. Used in medical explanations or when avoiding loanwords.
免疫増強剤としてアルミニウム塩が使われる。
Aluminum salts are used as an adjuvant.
A more technical term meaning 'immunopotentiator'. Found in specialized literature.
この免疫賦活剤は抗体産生を促進する。
This adjuvant promotes antibody production.
A descriptive phrase meaning 'something that enhances effectiveness'. Useful when explaining the concept to non-specialists.
この成分は薬の効果を高めるものとして働きます。
This ingredient works as an adjuvant to the medication.