principle

S2 W2

BrE /ˈprɪnsəpl/ AmE /ˈprɪnsəpl/

noun en → es

1 RULE/IDEA [singular] B1

a rule or idea that is the basis of something and influences how it works or develops

principio, regla, norma

  • the principle of sth

Collocations human rights principles · ethical principles

  • The company operates on the principle that honesty is the best policy.

    La empresa opera sobre el principio de que la honestidad es la mejor política.

2 BELIEF [singular] B1

a moral rule or belief that influences your behaviour and decisions

principio, convicción, creencia

  • have a principle of sth

Collocations moral principles · personal principles

  • He has strong principles and always sticks to them.

    Él tiene principios fuertes y siempre los mantiene.

3 SCIENCE [singular] B2

a basic scientific idea or theory that explains how something works

principio, teoría, ley

  • the principle of sth

Collocations scientific principles · laws of physics

  • The principle behind this machine is quite simple.

    El principio detrás de esta máquina es bastante sencillo.

4 LEGAL [singular] C1

a rule or law that is used in courts of law and legal documents

principio, regla jurídica

  • the principle of sth

Collocations legal principles · constitutional principles

  • The court ruled in accordance with the principle of equal treatment.

    El tribunal dictaminó de acuerdo con el principio del trato igualitario.

5 FINANCE [singular] B2

the original amount of money that is invested or borrowed, not including any interest

capital, principal, monto inicial

  • the principle of sth

Collocations principle amount · principal investment

  • The loan agreement specifies the repayment of the principle over five years.

    El acuerdo de préstamo especifica el pago del principal en cinco años.

6 PHYSICS [singular] C1

a basic scientific idea or theory that explains how something works, especially in physics

principio, ley física

  • the principle of sth

Collocations laws of thermodynamics · quantum principles

  • The principle of conservation of energy is fundamental in physics.

    El principio de conservación de la energía es fundamental en física.

7 MATH [singular] C1

a basic mathematical idea or theory that explains how something works, especially in mathematics

principio, teorema matemático

  • the principle of sth

Collocations mathematical principles · fundamental theorem

  • The principle of mathematical induction is a powerful tool in proofs.

    El principio de inducción matemática es una herramienta poderosa en demostraciones.

8 TECH [singular] C1

a basic scientific idea or theory that explains how something works, especially in technology

principio, ley tecnológica

  • the principle of sth

Collocations technological principles · engineering principles

  • The principle behind this technology is to reduce energy consumption.

    El principio detrás de esta tecnología es reducir el consumo energético.