insoluble

Describes a problem that cannot be solved or a substance that cannot be dissolved.

ruОписывает проблему, которую невозможно решить, или вещество, которое невозможно растворить.esDescribe un problema que no se puede resolver, o una sustancia que no se puede disolver.frQualifie un problème qui ne peut pas être résolu, ou une substance qui ne peut pas être dissoute.deBeschreibt ein Problem, das nicht gelöst werden kann, oder einen Stoff, der sich nicht auflösen lässt.ptDescreve um problema que não pode ser resolvido ou uma substância que não pode ser dissolvida.zh描述无法解决的问题，或无法溶解的物质。arيصف مشكلة أو مسألة لا يمكن حلّها، أو مادة لا يمكن إذابتها في سائل.

1. Incapable of being dissolved B2 formal scientific

   Refers to a substance that cannot be dissolved in a liquid, typically because of its chemical properties.

   • Sand is largely insoluble in water.
   • This polymer is insoluble in most organic solvents.
   • The chemist noted that the compound remained insoluble even at high temperatures.

   ruНерастворимыйesinsoluble (que no se disuelve)frInsoluble (qui ne peut pas être dissous)deunlöslichptInsolúvelzh不溶的arغير قابل للذوبان

   Synonyme: indissoluble

   Antonyme: dissolvablesoluble

2. Admitting of no solution or explanation B2 formal

   Describes a problem, question, or mystery that cannot be solved or rationally explained.

   • The ancient riddle proved insoluble for generations.
   • Some philosophical questions are inherently insoluble.
   • The detective faced an insoluble case with no evidence.

   ruНерешаемыйesque no admite soluciónfrinsoluble (sans solution)deUnlösbarptInsolúvelzh无法解决的arغير قابل للحل

   Synonyme: inexplicableinsolvableunanswerableunexplainableunresolvableunsolvable

   Antonyme: explainableexplicableresolvablesolublesolvable

3. Without hope of solution C1 formal

   Describes a situation or difficulty that seems impossible to resolve, often causing despair or frustration.

   • The conflict between the two nations appeared insoluble.
   • For the refugees, the problem was not difficult but seemed insoluble.
   • The marriage counseling failed because the couple's issues were insoluble.

   ruНерешаемыйessin soluciónfrsans issuedeUnlösbarptInsolúvelzh无法解决的arمستعصٍ على الحل

   Synonyme: hopelessimpossibleincurableirremediableunanswerableunresolvableunsolvable

   Antonyme: resolvablesolublesolvable

• more insoluble comparative form
• most insoluble superlative form