entrainern.

Brit.

/ᵻnˈtreɪnə/,

/ɛnˈtreɪnə/, U.S.

/ᵻnˈtreɪnər/,

/ɛnˈtreɪnər/

Origin: Formed within English, by derivation. Etymons: entrain v.¹, -er suffix¹.

Etymology: < entrain v.¹ + -er suffix¹.

†1. A device used to saturate a current of gas or steam with liquid, consisting of a hollow or pocket from which a passing current of gas or steam draws liquid. Obsolete. rare.

ΚΠ

1902 Amer. Electrician 14 461/2 An entrainer, similar in form to a plumber's trap, but not deep enough to form a closed trap.

2. Chemistry. In distillation: a substance added to an azeotropic mixture to form a new azeotrope with one or more of the components, which can then be separated by distillation.

ΚΠ

1935 Industr. Engin. Chem. 27 252/1 The water is removed by distilling with an entrainer.

1971 J. Coleby in C. Hanson Recent Adv. Liquid-liquid Extraction iv. 118 To obtain the anhydrous acids it is better to use a water entrainer in the form of a low boiling organic solvent.

2005 R. Smith Chem. Process xii. 254/2 One way of making sure the entrainer can be easily separated is to choose a component that will introduce a two-liquid phase separation.

This entry has been updated (OED Third Edition, September 2018; most recently modified version published online March 2022).

单词	entrainer
释义	entrainern. Brit. /ᵻnˈtreɪnə/, /ɛnˈtreɪnə/, U.S. /ᵻnˈtreɪnər/, /ɛnˈtreɪnər/ Origin: Formed within English, by derivation. Etymons: entrain v.¹, -er suffix¹. Etymology: < entrain v.¹ + -er suffix¹. †1. A device used to saturate a current of gas or steam with liquid, consisting of a hollow or pocket from which a passing current of gas or steam draws liquid. Obsolete. rare. ΚΠ 1902 Amer. Electrician 14 461/2 An entrainer, similar in form to a plumber's trap, but not deep enough to form a closed trap. 2. Chemistry. In distillation: a substance added to an azeotropic mixture to form a new azeotrope with one or more of the components, which can then be separated by distillation. ΚΠ 1935 Industr. Engin. Chem. 27 252/1 The water is removed by distilling with an entrainer. 1971 J. Coleby in C. Hanson Recent Adv. Liquid-liquid Extraction iv. 118 To obtain the anhydrous acids it is better to use a water entrainer in the form of a low boiling organic solvent. 2005 R. Smith Chem. Process xii. 254/2 One way of making sure the entrainer can be easily separated is to choose a component that will introduce a two-liquid phase separation. This entry has been updated (OED Third Edition, September 2018; most recently modified version published online March 2022). < n.1902
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