verb HSK 5
tuì huà
to degenerate · to deteriorate · to regress · to atrophy

Meaning

退化 describes the process of declining, deteriorating, or reverting to a less developed or inferior state. It can refer to biological degeneration (like organs or species losing functions), skills becoming rusty from lack of use, or systems becoming less advanced over time.

Usage

Commonly used in scientific contexts (biology, evolution), medical discussions (organ/muscle atrophy), and everyday speech about skills deteriorating. Often paired with specific body parts, abilities, or systems. Has a negative connotation indicating unwanted decline or loss of capability.

Examples

  1. 01
    长期不运动会导致肌肉退化
    Cháng yùn dòng huì dǎo zhì ròu tuì huà.
    Long-term lack of exercise will lead to muscle atrophy.
  2. 02
    他的英语水平因为很久没用而退化了。
    de Yīng shuǐ píng yīn wèi hěn jiǔ méi yòng ér tuì huà le.
    His English proficiency has deteriorated because he hasn't used it for a long time.

Characters

Common collocations

  • 功能退化
    gōng néng tuì huà
    functional degeneration
  • 视力退化
    shì tuì huà
    vision deterioration
  • 肌肉退化
    ròu tuì huà
    muscle atrophy
  • 器官退化
    guān tuì huà
    organ degeneration

Antonyms

Origin

Combines 退 (retreat/decline) with 化 (transformation), literally meaning 'transform backward' or 'change toward retreat,' capturing the essence of regressive change.

Related