extinction

名词 n.
中文释义

英文释义

名词 n.
  1. The action of making or becoming extinct; annihilation. countable,uncountable
    — Thirteen long centuries have elapsed since the extinction of the last Zoroastrian Empire[…]
  2. The absorption or scattering of electromagnetic radiation emitted by astronomical objects by intervening dust and gas before it reaches the observer. countable,uncountable
  3. The inability to perceive multiple stimuli simultaneously. countable,uncountable
  4. The fading of a conditioned response over time if it is not reinforced. countable,uncountable

词形变化

extinctions plural

词汇关系

衍生词
coextinction Cretaceous–Paleogene extinction event de-extinction extinctionism extinctionist hemiextinction nonextinction pseudoextinction semiextinction
相关词
extinct extinguish

词源

From late Middle English, borrowed from Latin extinctio (“extinction, annihilation”), from extinguere, past participle extinctus (“to extinguish”); see extinguish.
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