transmutation

• 名词，指改变某物的形态、性质或本质的行为或过程，包括质变，在物理学中指一种化学元素通过核衰变或核轰击转变为另一种元素。

A noun referring to the act or process of changing the form, nature, or substance of something, including a qualitative change or, in physics, the conversion of one chemical element into another through nuclear decay or bombardment.

1. Change in form or natureC1formal

   An act or process that changes the form, character, or substance of something.

   蜕变

   • The artist's work explores the transmutation of everyday objects into art.
   • The process of transmutation from caterpillar to butterfly is a natural wonder.
   • His transmutation from a shy boy into a confident leader was remarkable.

   同义词alterationchangeconversionmetamorphosismutationshifttransformation

2. Qualitative changeC1formal

   A fundamental change in the nature or quality of something.

   质变

   • The transmutation of the company's culture took years of effort.
   • There was a complete transmutation in her attitude after the experience.
   • The transmutation of the city from an industrial hub to a tech center was rapid.

   同义词alterationconversionmetamorphosismutationtransfigurationtransformation

3. Nuclear transmutationC2formalscientific

   The change of one chemical element into another, as occurs through nuclear decay or radioactive bombardment.

   核嬗变

   • Nuclear transmutation is a key concept in modern physics.
   • The alchemists' dream of transmutation was realized with the discovery of radioactivity.
   • Transmutation of elements occurs naturally in stars.

   同义词conversiontransformation