English
Etymology
surface-active agent
Pronunciation
Noun
surfactant (plural surfactants)
- (chemistry) A surface active agent, or wetting agent, capable of reducing the surface tension of a liquid; typically organic compounds having a hydrophilic "head" and a hydrophobic "tail".
- (biochemistry) A lipoprotein in the tissues of the lung that reduces surface tension and permits more efficient gas transport.
Derived terms
Translations
surface active agent
- Arabic: عَامِل سَطْحِيّ (ʕāmil saṭḥiyy)
- Finnish: tensidi (fi), pinta-aktiivinen aine, surfaktantti (fi)
- French: tensioactif (fr), mouillant (fr), surfactant (fr), surfactif (fr)
- German: Tensid (de) n
- Italian: tensioattivo (it) m, surfattante (it), surfactante (it)
- Japanese: 界面活性剤 (かいめんかっせいざい, kaimen-kasseizai)
- (deprecated template usage)
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- Portuguese: surfactante (pt), tensioativo, tensoativo
- Russian: пове́рхностно-акти́вное вещество́ (ru) n (povérxnostno-aktívnoje veščestvó)
- Slovene: omočilo
- Spanish: surfactante (es), tensoactivo, tensioactivo
- Thai: สารลดแรงตึงผิว (sǎan-lót-rɛɛng-dtʉng-pǐu)
- Turkish: sürfektan
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lipoprotein that facilitates gas transport in the lungs