supplemental

Used in American English to describe something that is added to something else to improve or complete it.

ruИспользуется в американском английском для описания чего-либо, что добавляется к чему-то другому для улучшения или завершения.esSe usa en inglés americano para describir algo que se añade a otra cosa para mejorarla o completarla.frSe dit de ce qui s'ajoute à quelque chose d'autre pour le compléter, l'améliorer ou le renforcer, souvent en supplément de ce qui est déjà en place ou prévu.deWird verwendet, um etwas zu beschreiben, das einer Sache hinzugefügt wird, um sie zu ergänzen, zu erweitern oder zu verbessern.ptUsado no inglês americano para descrever algo que é adicionado a outra coisa para melhorá-la ou completá-la.zh用来描述某物是附加的、补充的，即添加到其他事物上以使其更完善或更完整。arيُستخدم في الإنجليزية الأمريكية لوصف شيء يُضاف إلى شيء آخر لتحسينه أو إتمامه أو تعزيزه.

1. Providing extra support B2 formal

   Serving as an addition or extra support to something else.

   • The teacher provided supplemental materials for the advanced students.
   • Supplemental funding was allocated to the research project.
   • He took a supplemental course to improve his skills.

   ruДополнительныйessuplementariofrSupplémentaire (qui apporte un soutien additionnel)deErgänzendptSuplementarzh补充的arإضافي

   Synonyme: additionalancillaryauxiliarybackupextrareservesupplementarysupporting

   Antonyme: coreessentialmainnecessaryprimary

2. Filling a deficiency B2 formal

   Added to make up for a lack or deficiency.

   • She takes supplemental vitamins to compensate for dietary gaps.
   • The report includes supplemental data to support the main findings.
   • Supplemental insurance covers expenses not included in the primary policy.

   ruВосполняющий недостатокessuplementario (que suple una deficiencia)frSupplémentaire (pour combler un manque)deEinen Mangel ausgleichendptSuprindo uma deficiênciazh补充不足的arمُكمِّل للنقص

   Synonyme: accessoryadditionaladditiveauxiliarycomplementaryextrasupplementary

• more supplemental comparative form
• most supplemental superlative form