fluid

Describes something that flows easily, like a liquid, or something that is not fixed and can change smoothly.

ruОписывает то, что легко течет, как жидкость, или то, что не является фиксированным и может плавно меняться.esDescribe algo que fluye fácilmente, como un líquido, o algo que no es fijo y puede cambiar de manera suave o continua.frQualifie ce qui s'écoule facilement, comme un liquide, ou ce qui n'est pas fixe et peut changer progressivement.deBeweglich, flüssig; bezeichnet etwas, das leicht fließt oder nicht festgelegt ist und sich fließend verändern kann.ptDescreve aquilo que flui facilmente, como um líquido, ou aquilo que não é fixo e pode mudar de forma suave e contínua.zh形容物质容易流动，像液体一样；也形容事物不是固定的，可以平滑、灵活地变化。arيصف ما يجري بسهولة كالسائل، أو ما ليس ثابتًا ويمكن أن يتغير بسلاسة.

1. Flowing easily B1 formal

   Able to flow freely, like a liquid or gas.

   • The substance remains fluid at room temperature.
   • Water is a fluid substance that takes the shape of its container.
   • The lava was so fluid it moved quickly down the slope.

   ruТекучийesFluidofrQui s'écoule facilementdeFließfähigptFluidozh流动的arسائل

   Синонимы: flowingliquefiedliquidrunny

   Антонимы: solidthickviscous

2. Smooth and graceful B2 formal

   Moving or changing in a smooth, continuous, and effortless way.

   • Her dance movements were fluid and elegant.
   • The conversation was fluid and natural.
   • The car's acceleration was remarkably fluid.

   ruПлавныйesfluido, fluidafrFlux et gracieuxdeFließendptFluidozh流畅的arسَلِس

   Синонимы: elegantflowinggracefullithesmoothsupple

   Антонимы: awkwardclumsyhaltingjerkystiffungraceful

3. Not fixed or changeable B2 formal

   Likely to change; not stable or permanent.

   • The political situation remains fluid and unpredictable.
   • Our plans are still fluid and may change.
   • The company's structure is fluid, adapting to new needs.

   ruНестабильныйesNo fijo o cambiantefrfluide, changeant, instabledeVeränderlichptInstávelzh不固定的；易变的arغير ثابت

   Синонимы: changeabledynamicfluctuatinginconstantmercurialmutableshiftingunsettledunstablevariablevolatile

   Антонимы: constantfixedimmutablepermanentrigidstablestatic

• more fluid comparative form
• most fluid superlative form

A noun referring to a substance that flows freely, such as a liquid or gas, and can change shape according to its container.

ruСуществительное, обозначающее вещество, которое свободно течет, например жидкость или газ, и может менять форму в зависимости от емкости.esSustancia que fluye libremente, como un líquido o un gas, y que puede cambiar de forma según el recipiente que la contiene.frSubstance qui s'écoule librement, comme un liquide ou un gaz, et qui peut changer de forme selon le récipient qui la contient.deSubstantiv, das ein Stoff bezeichnet, der frei fließen kann, zum Beispiel eine Flüssigkeit oder ein Gas, und seine Form je nach Behälter ändern kann.ptSubstantivo que designa uma substância que flui livremente, como um líquido ou gás, e que pode mudar de forma conforme o recipiente. Em contexto fisiológico, também pode se referir a um líquido corporal.zh指能自由流动、可改变形状以适应容器、并能承受剪切力的物质，包括液体和气体。在生理学中指体液。arاسم يشير إلى مادة تتدفق بحرية، مثل السائل أو الغاز، وتتخذ شكل الوعاء الذي توجد فيه. ويُستخدم أيضًا مجازيًا للإشارة إلى شيء متغير أو غير ثابت.

1. Liquid or gas B2 formal scientific

   A substance that flows freely and takes the shape of its container, such as a liquid or gas.

   • Water is the most common fluid on Earth.
   • The mechanic checked the brake fluid in the car.
   • Air is a fluid that surrounds us.

   ruЖидкость или газesFluidofrfluide (liquide ou gaz)deFluidptLíquido ou gászh流体（液体或气体）arمائع

   Антонимы: solid

2. Body fluid B2 formal medical

   A liquid substance produced by the body, such as blood, saliva, or lymph.

   • The doctor analyzed the spinal fluid sample.
   • Dehydration reduces the amount of bodily fluids.
   • The nurse collected a sample of the patient's fluid for testing.

   ruЖидкость организмаesFluido corporalfrLiquide biologique (corporel)deKörperflüssigkeitptFluido corporalzh体液arسائل الجسم

   Синонимы: bodily fluidbody fluidhumorliquidsecretion

• fluids plural form
• fluids' possessive plural form
• fluid's possessive singular form