优胜劣汰 (yōu shèng liè tài) — survival of the fittest (idiom)

Definition

A four-character idiom (chengyu) for 'survival of the fittest' — literally 'the superior win, the inferior are eliminated.' Used in formal writing on competition, evolution, and markets.

phrase
survival of the fittest (idiom)

Examples

  • ,优胜劣汰。
    Zài jī liè de shì chǎng jìng zhēng zhōng, yōu shèng liè tài shì bù kě bì miǎn de.
    In fierce market competition, survival of the fittest is unavoidable.
  • 优胜劣汰,。
    Tǐ yù jìng jì zūn xún yōu shèng liè tài de fǎ zé, zhǐ yǒu zuì qiáng zhě cái néng duó guàn.
    Sports competition follows the law of survival of the fittest; only the strongest can win the championship.
  • 优胜劣汰,。
    Kē jì háng yè yōu shèng liè tài, bú chuàng xīn jiù huì bèi táo tài.
    In the tech industry it's survival of the fittest — if you don't innovate, you'll be eliminated.

Origin

Compound word
构词法gòucífǎ
联合liánhéSide by side

Two parts of equal weight, alike or opposite in meaning, standing side by side.

优胜the superior win
优yōusuperior胜shèngwin
主谓Subject + predicate
劣汰the inferior are eliminated
劣lièinferior汰tàieliminate
主谓Subject + predicate

优 points to the superior, 胜 to winning, 劣 to the inferior, and 汰 to elimination, together expressing survival of the fittest.

Characters in this word

Most characters — around four in five — are built this way: one part hints at the meaning, the other at the pronunciation.

This origin belongs to the traditional form 優; 优 is its simplified writing.

Meaning part形符xíngfú
亻Written in full as人rén
Sound part声符shēngfú
憂
憂yōu優yōu
Same sound today

The traditional form 優 combines 亻 (人, person) with 憂 for the sound; the simplified 优 is a later abbreviation.

Open 优 →

Most characters — around four in five — are built this way: one part hints at the meaning, the other at the pronunciation.

Meaning part形符xíngfú
肉肉ròumeat
Sound part声符shēngfú
生
生shēng胜shèng
Same sound today

The simplified 胜 changes the traditional 勝 by replacing part of its sound side with 生; the left 肉 relates to meat.

Open 胜 →

Two or more meaningful parts placed together so that their meanings combine into a new one.

劣 combines 少 (little/less) with 力 (strength), showing less strength, hence bad or inferior.

Open 劣 →

Most characters — around four in five — are built this way: one part hints at the meaning, the other at the pronunciation.

Meaning part形符xíngfú
氵Written in full as水shuǐwater
Sound part声符shēngfú
太
太tài汰tài
Same sound today

汰 has 氵 on the left for water and 太 on the right for the sound.

Open 汰 →

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