eductorn.

Brit.

/ᵻˈdʌktə/, U.S.

/iˈdəktər/,

/ɪˈdəktər/

Origin: A borrowing from Latin. Etymon: Latin ēductor.

Etymology: < classical Latin ēductor person who brings up (children) < ēduct- , past participial stem of ēdūcere educe v. + -or -or suffix.

1. A person who or thing which educes or elicits something.With quot. 1859 cf. eduction n. 5a.

ΘΚΠ

the world > existence and causation > causation > [noun]

causec1315

occasiona1387

mover?a1450

theme1594

inducement1605

quality1609

rise1641

eductor1794

make-way1894

1724 J. Maubray Female Physician v. xix. 276 Boasting that they can, without so much as braining the Head, extract the Infant by their Tool call'd an Eductor.

1794 E. Darwin Zoonomia I. xii. 66 A stimulus must be called an eductor of vital ether.

1845 Astrologer & Oracle of Destiny 5 Apr. 64/1 Electricity will be the great eductor of things to come.

1859 U.S. Patent 22,955 2/1 The steam exhausts through this port..and thence through the eductor pipe.

1973 R. K. Merton & N. W. Storer Sociol. of Sci. xix. 432 These local eductors of the best there is in those about them, would be of particular interest.

2. Engineering. A jet pump or similar device for propelling a liquid, esp. by using the Venturi effect to create suction.

ΘΚΠ

society > occupation and work > equipment > pump > [noun] > other types of pump

bottom lift1778

rose pump1778

centrifugal pump1789

jack-heada1792

jet pump1850

sand-pump1865

Union pump1867

shell-pump1875

eductor1877

brake-pump1881

bull-pump1881

cam-pumpa1884

sand-reel1883

grasshopper1884

knapsack pump1894

knapsack sprayer1897

turbo-pump1903

Sylphon1906

slush pump1913

displacement pump1924

power pack1937

proportioner1945

solids pump1957

peristaltic pump1958

powerhead1981

Cornish pump-

1877 Trans. Amer. Inst. Mining Engineers 1876–7 5 388 The adapter or eductor..is 50 to 60 cms. high,..with an opening drawn out at the bottom for the escape of drip.

1892 Engin. Mech. 14 292/2 The eductor, or water jet pump..contains a nozzle for the delivery of the high pressure water.

1943 Engin. & Mining Jrnl. Aug. 70 In El Cobre copper mine, three wood eductors were installed, each of which was 10 in. in diameter and 750 ft. long... The eductors averaged 32600 bbl. each per day.

2004 Fund. Fire Fighter Skills (Internat. Assoc. Fire Chiefs) (ed. 2) xvi. 523/1 This type of eductor requires 200 psi of water pressure to draw foam concentrate from a portable container.

This entry has been updated (OED Third Edition, March 2012; most recently modified version published online March 2022).

单词	eductor
释义	eductorn. Brit. /ᵻˈdʌktə/, U.S. /iˈdəktər/, /ɪˈdəktər/ Origin: A borrowing from Latin. Etymon: Latin ēductor. Etymology: < classical Latin ēductor person who brings up (children) < ēduct- , past participial stem of ēdūcere educe v. + -or -or suffix. 1. A person who or thing which educes or elicits something.With quot. 1859 cf. eduction n. 5a. ΘΚΠ the world > existence and causation > causation > [noun] causec1315 occasiona1387 mover?a1450 theme1594 inducement1605 quality1609 rise1641 eductor1794 make-way1894 1724 J. Maubray Female Physician v. xix. 276 Boasting that they can, without so much as braining the Head, extract the Infant by their Tool call'd an Eductor. 1794 E. Darwin Zoonomia I. xii. 66 A stimulus must be called an eductor of vital ether. 1845 Astrologer & Oracle of Destiny 5 Apr. 64/1 Electricity will be the great eductor of things to come. 1859 U.S. Patent 22,955 2/1 The steam exhausts through this port..and thence through the eductor pipe. 1973 R. K. Merton & N. W. Storer Sociol. of Sci. xix. 432 These local eductors of the best there is in those about them, would be of particular interest. 2. Engineering. A jet pump or similar device for propelling a liquid, esp. by using the Venturi effect to create suction. ΘΚΠ society > occupation and work > equipment > pump > [noun] > other types of pump bottom lift1778 rose pump1778 centrifugal pump1789 jack-heada1792 jet pump1850 sand-pump1865 Union pump1867 shell-pump1875 eductor1877 brake-pump1881 bull-pump1881 cam-pumpa1884 sand-reel1883 grasshopper1884 knapsack pump1894 knapsack sprayer1897 turbo-pump1903 Sylphon1906 slush pump1913 displacement pump1924 power pack1937 proportioner1945 solids pump1957 peristaltic pump1958 powerhead1981 Cornish pump- 1877 Trans. Amer. Inst. Mining Engineers 1876–7 5 388 The adapter or eductor..is 50 to 60 cms. high,..with an opening drawn out at the bottom for the escape of drip. 1892 Engin. Mech. 14 292/2 The eductor, or water jet pump..contains a nozzle for the delivery of the high pressure water. 1943 Engin. & Mining Jrnl. Aug. 70 In El Cobre copper mine, three wood eductors were installed, each of which was 10 in. in diameter and 750 ft. long... The eductors averaged 32600 bbl. each per day. 2004 Fund. Fire Fighter Skills (Internat. Assoc. Fire Chiefs) (ed. 2) xvi. 523/1 This type of eductor requires 200 psi of water pressure to draw foam concentrate from a portable container. This entry has been updated (OED Third Edition, March 2012; most recently modified version published online March 2022). < n.1724
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