V2EX lyophilized

Lyophilized

Definition / 释义

lyophilized(形容词/过去分词)主要指“冻干的;经冷冻干燥处理的”:把物质先冷冻,再在真空条件下让冰直接升华成水蒸气,从而脱水保存(常用于药品、疫苗、食品、样品等)。在不同语境中也可泛指“制成冻干粉/冻干制剂”。

Pronunciation (IPA) / 发音

/lafalazd/

Examples / 例句

The soup comes in a lyophilized packetjust add hot water.
这款汤是冻干包装的,只要加热水就行。

The vaccine was shipped as a lyophilized powder to improve stability during transport, then reconstituted at the clinic before injection.
这种疫苗以冻干粉形式运输,以提高运输过程中的稳定性,然后在诊所里复溶后再注射。

Etymology / 词源

lyophilized来自 lyophilize(进行冻干处理)。词根 lyo- 源自希腊语,和“溶解/松散”相关;**-phil-** 表示“喜爱/亲和”(如 hydrophilic 亲水的);整体含义可理解为“对溶剂(尤其是水)有亲和性/易于复溶的处理方式”,后来在科技语境中固定指“冷冻干燥(冻干)”及其产物。

Related Words / 相关词

Literary Works / 文学作品

  • Remington: The Science and Practice of Pharmacy(《雷明顿药学》;药学经典教材/参考书,常见于冻干制剂相关章节)
  • *United States Pharmacopeia (USP)*(《美国药典》;在药品标准与制剂描述中常出现 lyophilized
  • The Merck Index(《默克索引》;化学品/药物条目中常用 lyophilized 描述样品或制剂形态)
  • Goodman & Gilman’s The Pharmacological Basis of Therapeutics(《古德曼与吉尔曼:药理学基础》;药物制剂与给药相关内容中可见该词)
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