quantum

• اسم يشير إلى كمية منفصلة أو محددة، وفي الفيزياء يعني أصغر وحدة ممكنة لخاصية فيزيائية كالطاقة أو الزخم الزاوي.

A noun referring to a discrete quantity of something, especially in physics, where it denotes the smallest possible unit of a physical property such as energy or angular momentum.

1. Discrete quantityC1formalscientific

   A specific, indivisible amount of something, especially energy, that is analogous to the quantities described in quantum theory.

   كمّ

   • Each quantum of light energy is called a photon.
   • The system can only absorb energy in fixed quanta.
   • Quantum mechanics describes the behavior of matter at the smallest scales.

   المرادفاتamountincrementmeasurepacketportionunit

2. Smallest physical unitC1formalscientific

   In physics, the smallest discrete quantity of a physical property, such as energy or angular momentum, that a system can possess according to quantum theory.

   كم

   • The quantum of action is a fundamental constant in physics.
   • Electrons can only occupy specific energy levels, each representing a quantum.
   • Quantum theory revolutionized our understanding of atomic and subatomic processes.