principle

A noun referring to a fundamental truth, proposition, or rule that serves as the foundation for a system of belief, behavior, or reasoning.

ruСуществительное, обозначающее фундаментальную истину, положение или правило, служащее основой для системы убеждений, поведения или рассуждений.esSustantivo que designa una verdad fundamental, una norma o una regla que sirve de base para un sistema de creencias, un comportamiento o un razonamiento. También puede referirse a un postulado o ley general que guía el funcionamiento de algo.frPrincipe fondamental, règle ou conviction qui guide le comportement, le raisonnement ou un système de pensée ; également loi ou règle générale de base dans un domaine.deSubstantiv, das eine grundlegende Wahrheit, einen Leitsatz oder eine Regel bezeichnet, die als Grundlage für ein System von Überzeugungen, Verhalten oder Denken dient.ptSubstantivo que designa uma verdade fundamental, um preceito ou uma regra que serve de base para um sistema de crenças, comportamento ou raciocínio.zh指基本的真理、准则或规则，作为信仰、行为或推理的基础。也可指基本的定律或原理。arاسم يدل على حقيقة أساسية أو قاعدة أو مبدأ عام يُبنى عليه نظام من المعتقدات أو السلوك أو الاستدلال.

1. Fundamental truth or law B2 formal

   A fundamental truth or proposition that serves as the foundation for a system of belief or behavior.

   • The principle of democracy is that power belongs to the people.
   • He refused to compromise his principles for personal gain.
   • This theory is based on the principle of cause and effect.

   ruПринципesPrincipio fundamentalfrprincipe (vérité fondamentale)dePrinzipptPrincípiozh原则arمبدأ

   Sinónimos: axiomdoctrinefundamentallawmaximpreceptpropositionruletenettruth

2. Rule of conduct B1 formal

   A moral rule or belief that helps you know what is right and wrong and influences your actions.

   • She is a woman of strong moral principles.
   • It is against my principles to lie.
   • He acted on the principle that honesty is the best policy.

   ruПринципesPrincipio moralfrprincipe moraldePrinzipptPrincípiozh原则arمبدأ

   Sinónimos: beliefdoctrineethicguidelinemoralpreceptrulestandardtenetvalue

3. Scientific or technical rule B2 formal scientific

   A general scientific theorem or law that explains how something works.

   • The principle of conservation of energy is fundamental in physics.
   • Archimedes' principle explains why objects float.
   • The machine operates on the principle of hydraulic pressure.

   ruПринципesPrincipio científico o técnicofrPrincipe scientifique ou techniquedePrinzipptPrincípiozh原理arمبدأ علمي

   Sinónimos: axiomfundamentallawruletheorem

• principles plural form
• principles' possessive plural form
• principle's possessive singular form