valve

A noun referring to a mechanical or biological device that regulates the flow of a fluid, gas, or other material, or a part of a musical instrument or shell structure.

ruСуществительное, обозначающее механическое или биологическое устройство, регулирующее поток жидкости, газа или другого материала, или часть музыкального инструмента или структуры раковины.esDispositivo mecánico o biológico que regula el flujo de líquidos, gases u otros materiales, o parte de un instrumento musical o de una estructura de concha.frDispositif mécanique ou biologique qui régule le passage d'un fluide, d'un gaz ou d'une autre substance, ou partie d'un instrument de musique ou d'une structure de coquille.deSubstantiv, das eine mechanische oder biologische Vorrichtung bezeichnet, die den Fluss von Flüssigkeit, Gas oder anderem Material reguliert, oder einen Teil eines Musikinstruments oder einer Schalenstruktur.ptSubstantivo que designa um dispositivo mecânico ou biológico que regula o fluxo de líquido, gás ou outro material, ou uma parte de um instrumento musical ou de uma concha.zh指调节液体、气体或其他物质流动的机械或生物结构，也指乐器或贝壳的组成部分。arاسم يدل على جهاز ميكانيكي أو حيوي ينظم تدفق سائل أو غاز أو مادة أخرى، أو جزء من آلة موسيقية أو من صدفة.

1. Anatomical structure B2 formal medical

   A flap-like structure in a hollow organ, such as the heart, that ensures fluid flows in only one direction.

   • The heart has four valves that control blood flow.
   • A damaged valve can lead to serious health issues.
   • The surgeon repaired the mitral valve during the operation.

   ruКлапанesVálvula anatómicafrValve anatomiquedeVentilptValvazh瓣膜arصمام

2. Mechanical control device B1 formal

   A mechanical device used to regulate the flow of a fluid, such as liquid or gas, by opening, closing, or partially obstructing passageways.

   • The plumber replaced the faulty water valve.
   • Turn the valve clockwise to shut off the gas supply.
   • The engine's intake valve controls the air-fuel mixture.

   ruКлапанesVálvulafrSoupape, vannedeVentilptVálvulazh阀门arصمام

   Synonymes: cockfaucetgatespigotstopcocktap

3. Musical instrument part B2 formal

   A device in brass wind instruments that changes the length of the air column to produce different pitches.

   • The trumpet has three valves that the player presses.
   • He learned to use the valves to play different notes.
   • The trombone uses a slide instead of valves.

   ruВентильesválvula de instrumento de vientofrPiston (d'instrument à vent)deVentil bei BlechblasinstrumentenptVálvulazh活塞arصمام الآلة الموسيقية النحاسية

   Synonymes: pistonrotor

4. Mollusk shell part C1 formal

   One of the paired hinged shells of certain mollusks, such as clams and oysters, or the entire one-piece shell of a snail.

   • The clam has two valves that close tightly.
   • A snail's shell is a single valve.
   • The fossil showed the distinct shape of a bivalve.

   ruСтворкаesValva de moluscofrValve (coquille de mollusque)deSchalenklappeptValvazh壳瓣arمصراع

• valves plural form
• valves' possessive plural form
• valve's possessive singular form