• Surfactant Definition and Examples - Biology Online Dictionary

    surfactant Cachedsurfactant (Science: physiology) A surface active agent, the best known example of which is the lung surfactant that renders the alveolar surfaces hydrophobic and prevents the lung filling with water by capillary action.

  • List of Lung surfactants - Drugs.com

    /drug-class/lung-surfactants.html CachedLung surfactants are made from animal lung extract and contain phospholipids. Natural surfactant is produced by the alveolar cells in the lungs and line mainly the alveoli and small bronchioles, and prevents the alveoli from collapsing. Lung surfactant makes it easier for oxygen to penetrate the lung surface lining and move into the blood.

  • SURFACTANT | definition in the Cambridge English Dictionary

    dictionary.cambridge.org/.../english/surfactant Cachedsurfactant meaning: 1. a substance that reduces the surface tension of a liquid (= the natural force existing in a…. Learn more.

  • What is a surfactant? definition and meaning ...

    definition/surfactant.html Cachedsurfactant: Surface active agent. Natural or synthetic substance that allows or promotes 'wetting' of a soiled surface, and dispersion or suspension (emulsification) of greasy soils in a solution. Surfactants achieve this by reducing the surface tension of the solvent (such as water) or the interfacial tension between two non-miscible liquids ...

  • Surfactant Definition and Examples - ThoughtCo

    definition-of-surfactant-605928 CachedMar 31, 2019 · Surfactant is the word that combines the terms "surface active agent". Surfactants or tensides are chemical species that act as wetting agents to lower the surface tension of a liquid and allow for increased spreadability. What Is a Detergent in Chemistry?What Is an Emulsion? Definition and ExamplesDefinition and Examples of Cohesion in ChemistryWhat Is the Definition of an Emulsifier in Chemistry?What Is Water, According to Chemistry's Definition?Do You Know What Foam Is According to Chemistry Standards?

  • What are examples of surfactants? - Quora

    What-are-examples-of-surfactantsWhat are examples of surfactants? A surfactant is a substance that forms the bubbles in soap (causes surface tension). Surfactant, also called surface-active agent, substance such as a detergent that, when added to a liquid, reduces its surface te...

  • Definition of Surfactant - MedicineNet

    /script/main/art.asp?article... CachedDec 27, 2018 · Surfactant: A fluid secreted by the cells of the alveoli (the tiny air sacs in the lungs) that serves to reduce the surface tension of pulmonary fluids; surfactant contributes to the elastic properties of pulmonary tissue, preventing the alveoli from collapsing.

  • › a substance that reduces the surface tension of a liquid (= the natural force existing in a liquid that holds its surface together): Surfactants are used, for example, as emulsifiers or in detergents. Examples of "surfactant". Reference: dictionary.cambridge.org/dictionary/english/surfactant

  • People also ask What does surfactant do? Definition of surfactant : a surface-active substance (such as a detergent) : a surface-active substance specifically : a surface-active lipoprotein mixture which coats the alveoli and which prevents collapse of the lungs by reducing the surface tension of pulmonary fluids Surfactant | Definition of Surfactant by Merriam-Webster

    surfactantSee all results for this question What does surfactant stand for? surfactant (surface-active agent) (ser-fak-tănt) n. a wetting agent. pulmonary s. a complex mixture of compounds, secreted by pneumocytes, that prevents the alveoli of the lungs from collapsing by reducing surface tension. Surfactant facts, information, pictures | Encyclopedia.com ...

  • Surfactant - Wikipedia

    en.wikipedia.org/wiki/Surfactant CachedThe word surfactant is a blend of surface-active agent.. Schematic diagram of a micelle – the lipophilic tails of the surfactant ions remain inside the oil because they interact more strongly with oil than with water.

  • Surfactant | Definition of Surfactant at Dictionary.com

    surfactant CachedSurfactant definition, surface-active agent. See more. A substance that, when dissolved in water, lowers the surface tension of the water and increases the solubility of organic compounds.

  • What are Cationic Surfactants? (with pictures)

    /what-are-cationic-surfactants.htm CachedApr 10, 2020 · Cationic surfactants are basically soaps or detergents, in which the hydrophilic, or water-loving, end contains a positively-charged ion, or cation.Typical examples are trimethylalkylammonium chlorides, and the chlorides or bromides of benzalkonium and alkylpyridinium ions.

  • Petropedia - What is Anionic Surfactant? - Definition from ...

    definition/8983 CachedDefinition - What does Anionic Surfactant mean? Anionic Surfactant is a surface active substance that contains wash active and degreasing abilities on the surfaces of metals. It lowers the surface tension of water and thus removes the dirt from the surfaces of the metals.

  • Surfactant - definition of surfactant by The Free Dictionary

    /surfactant CachedDefine surfactant. surfactant synonyms, surfactant pronunciation, surfactant translation, English dictionary definition of surfactant. n. 1. A surface-active substance. 2. A substance composed of lipoprotein that is secreted by the alveolar cells of the lung and serves to maintain the...

  • Surfactant dictionary definition | surfactant defined

    surfactant Cachedsurfactant definition: any substance that is surface-activeOrigin of surfactantsurf(ace-)act(ive agent) + -ant...

  • Surfactant | definition of surfactant by Medical dictionary

    medical-dictionary.thefreedictionary.com/surfactant CachedSurfactant Definition Surfactant is a complex naturally occurring substance made of six lipids (fats) and four proteins that is produced in the lungs. It can also be ...

  • What Is the Definition of Nonionic Surfactants? | Reference.com

    definition-nonionic... CachedWhat Is the Definition of Nonionic Surfactants? Nonionic surfactants are a distinct type of surfactant with an uncharged polar head. In horticultural contexts, nonionic surfactants may be known as wetting agents because they help hydrophobic, or water repelling, soils to quickly and evenly absorb water by breaking the water's surface tension ...

  • What Are Some Common Non-Ionic Surfactants? | Reference.com

    CachedA common non-ionic surfactant type includes alcohol ethoxylates, which consist of a chain anywhere from eight to 18 carbon and a polar head consisting of an ethylene oxide chain and an alcohol group. Octaethylene glycol monododecyl ether and pentaethylene glycol monododecyl ether are examples of an alcohol ethoxylate.

  • Cationic Surfactants - an overview | ScienceDirect Topics

    cationic-surfactantsThe ion pair extraction technique has proved suited for the determination of cationic surfactants by two-phase titrations and/or by spectrophotometry (the method is based on extraction of an ion pair between surfactant and dye, which is the basis of the well known Epton Methylene blue and The Cosmetic, Toiletry and Fragrance Association (CTFA) mixed indicator method).

  • Surfactant types, uses, and ways to Use them effectively ...

    ingredientsshop.com/surfactant-types-uses-ways-use... CachedThe word Surfactant is an abbreviation, a shortened way to explain "surface-active agent." Surfactants are typically products made up of molecules containing a hydrophilic, or "water-loving" end, plus a hydrophobic, or "water-fearing" end. The text book definition of a surfactant is that it's "a substance that tends to reduce ...

  • Cosurfactant - an overview | ScienceDirect Topics

    cosurfactantSEDDS are isotropic mixtures of lipid, surfactant, cosurfactant and, sometimes, cosolvents, and drug substance that can spontaneously form fine oil-in-water microemulsions under mild agitation following dilution with an aqueous phase (Neslihan Gursoy and Benita, 2004). On dilution in an aqueous phase they form fine stable oil-in-water (o/w ...

  • Use surfactant in a sentence | surfactant sentence examples

    sentence.yourdictionary.com/surfactant Cachedsurfactant Sentence Examples adsorption of surfactant at expanding liquid surfaces using an overflowing cylinder apparatus to examine Marangoni stresses. Near the nozzle tip, the surface strain rates are very large, so the surfactant adsorption is very small.

  • Pulmonary surfactant - Wikipedia

    en.wikipedia.org/wiki/Pulmonary_surfactant CachedPulmonary surfactant is a surface-active lipoprotein complex (phospholipoprotein) formed by type II alveolar cells. The proteins and lipids that make up the surfactant have both hydrophilic and hydrophobic regions. By adsorbing to the air-water interface of alveoli, with hydrophilic head groups in the water and the hydrophobic tails facing ...

  • Surfactant definition and meaning | Collins English Dictionary

    /.../english/surfactant CachedSurfactant definition: a substance, such as a detergent, that can reduce the surface tension of a liquid and... | Meaning, pronunciation, translations and examples

  • Cosurfactant | Definition of Cosurfactant by Merriam-Webster

    /dictionary/cosurfactant CachedCosurfactant definition is - a chemical substance that is used in addition to a surfactant to improve its performance; especially : a second surfactant that is used in conjunction with a primary surfactant.

  • What is Surfactant? - Definition from MaximumYield

    definition/1929 CachedMar 21, 2017 · Some examples of surfactants include thickeners and drift control substances, as well as deposition, defoaming, conditioning, and compatibility agents. MaximumYield explains Surfactant While some liquid formulas can be used on plants without the use of added surfactants, the majority of them need the addition of a surfactant or an adjuvant.

  • Lung surfactant | definition of lung surfactant by Medical ...

    medical-dictionary.thefreedictionary.com/lung... Cachedlung surfactant: a detergent-like agent that reduces the surface tension of the liquid film covering the inner lining of the pulmonary alveoli. As an alveolus becomes smaller during expiration, the surfactant becomes more concentrated, further reducing the surface tension and preventing alveolar collapse.

  • Surfactant | Definition of Surfactant by Merriam-Webster

    /dictionary/surfactant CachedSurfactant definition is - a surface-active substance (such as a detergent). Recent Examples on the Web That's because the soap acts as a surface active agent, or surfactant, and leaves behind a thin film that helps prevents fog.

  • Surfactants - Essential Chemical Industry

    and... CachedSurfactants are one of many different compounds that make up a detergent. They are added to remove dirt from skin, clothes and household articles particularly in kitchens and bathrooms. They are also used extensively in industry. The term surfactant comes from the words surface active agent. temperature wash cycles, resulting in environmental ...

  • Understanding Surfactants: A Guide - International Products ...

    CachedJul 31, 2018 · Surfactants are a primary component of cleaning detergents. The word surfactant means surface active agent. As the name implies, surfactants stir up activity on the surface you are cleaning to help trap dirt and remove it from the surface. Surfactants have a hydrophobic (water-hating) tail and a hydrophilic (water-loving) head.

  • surfactant | Definition, Properties, Examples, & Facts ...

    /science/surfactant CachedSurfactant, substance such as a detergent that, when added to a liquid, reduces its surface tension, thereby increasing its spreading and wetting properties. In the dyeing of textiles, surfactants help the dye penetrate the fabric evenly. Learn more about surfactants in this article.

  • SURFACTANT | meaning in the Cambridge English Dictionary

    dictionary.cambridge.org/.../english/surfactant Cachedsurfactant definition: 1. a substance that reduces the surface tension of a liquid (= the natural force existing in a…. Learn more.

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