perforation

A noun referring to a small hole or a series of small holes made in a material, often to allow for easy tearing or separation, or the act of creating such holes.

ruСуществительное, обозначающее небольшое отверстие или ряд небольших отверстий, сделанных в материале, часто для облегчения разрыва или разделения, или процесс создания таких отверстий.esSustantivo que denota un pequeño agujero o una serie de pequeños agujeros hechos en un material, a menudo para facilitar su rasgado o separación, o el proceso de hacer tales agujeros.frNom désignant un petit trou ou une série de petits trous pratiqués dans un matériau, souvent pour faciliter la déchirure ou la séparation, ou le processus de création de tels trous.deEin kleines Loch oder eine Reihe kleiner Löcher in einem Material, oft um das Reißen oder Trennen zu erleichtern, oder der Vorgang des Anbringens solcher Löcher.ptSubstantivo que designa um pequeno orifício ou uma série de pequenos orifícios feitos em um material, geralmente para facilitar o rasgo ou a separação, ou o ato de fazer tais orifícios.zh指在材料上打出的小孔或一排小孔，通常便于撕开或分离；也指打孔这一过程。arاسم يدل على ثقب صغير أو صف من الثقوب الصغيرة في مادة ما، غالبًا لتسهيل التمزق أو الفصل، أو على عملية إحداث هذه الثقوب.

1. Tear line B1 formal

   A series of small holes made in a material, such as paper or plastic, to allow it to be torn easily along a specific line.

   • The ticket has a perforation so you can tear off the stub.
   • She carefully separated the pages along the perforation.
   • The envelope has a perforation for easy opening.

   ruЛиния отрываesLínea de perforaciónfrLigne de déchiruredePerforationptLinha de cortezh撕线arخط التمزق

2. A hole B2 formal medical

   A small hole or opening made in a surface, often for functional or decorative purposes.

   • The leather belt has a series of perforations for adjusting the size.
   • The metal sheet was covered in tiny perforations for ventilation.
   • The doctor noticed a small perforation in the patient's eardrum.

   ruОтверстиеesperforación (agujero)frTroudeLochptPerfuraçãozh孔arثَقْب

   Synonymes: apertureboregapholeopeningorificepunctureslitvent

3. Act of punching holes C1 formal technical

   The process or action of creating a hole or a row of holes in a material, often for separation or decoration.

   • The perforation of the paper was done by a special machine.
   • The artist used perforation to create a pattern in the metal.
   • The factory specializes in the perforation of plastic sheets.

   ruПерфорацияesperforación (acción de agujerear)frperforation (action de perforer)dePerforationptPerfuraçãozh打孔arثقب

   Synonymes: boringdrillingpiercing

• perforations plural form
• perforations' possessive plural form
• perforation's possessive singular form