V2EX exothermic

Exothermic

定义 Definition

exothermic(形容词):放热的,指化学反应或物理过程中向外释放热量的现象。

发音 Pronunciation

/k.soθr.mk/

例句 Examples

Burning wood is an exothermic reaction that releases heat and light.
燃烧木材是一种放热反应,会释放热量和光。

The scientist explained that exothermic processes are essential in many industrial applications, from metal welding to the production of cement.
科学家解释说,放热过程在许多工业应用中至关重要,从金属焊接到水泥生产都离不开它。

词源 Etymology

该词源自希腊语前缀 **exo-**(意为"向外")和 thermē(意为"热")。19世纪由化学家创造,用于描述向外界释放热量的化学反应,与 endothermic(吸热的)相对。这一术语随着热力学的发展在科学界广泛使用。

相关词汇 Related Words

文学与学术引用 Literary & Academic References

  • 在阿瑟C克拉克的科幻作品中,常出现对放热反应等科学概念的描写,用以构建真实可信的技术背景。
  • 在莱纳斯鲍林(Linus Pauling)的经典著作《化学键的本质》(The Nature of the Chemical Bond)中,exothermic 被广泛用于讨论化学键形成时的能量变化。
  • 彼得阿特金斯(Peter Atkins)的《物理化学》(Physical Chemistry)教材中,该词是热力学章节的核心术语之一。
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