ion exchangern.

Brit.

/ˌʌɪən ᵻksˈtʃeɪn(d)ʒə/,

/ˌʌɪən ɛksˈtʃeɪn(d)ʒə/, U.S.

/ˌaɪən ɪksˈtʃeɪndʒər/,

/ˌaɪən ɛksˈtʃeɪndʒər/

Origin: Formed within English, by compounding. Etymons: ion n., exchanger n.

Etymology: < ion n. + exchanger n., after ion exchange n.

Chiefly Chemistry.

A solid involved or used in ion exchange. Also: an apparatus for effecting ion exchange.

ΘΚΠ

the world > matter > chemistry > equipment or apparatus > [noun] > miscellaneous apparatus

bain1477

speculum1650

filtering paper1651

wheel-fire1662

filter paper1670

sun furnace1763

respirator1789

candle-ball1794

rectifier1822

candle-bomb1823

filter1823

oxyhydrogen blowpipe1823

shade1837

graduator1839

pipette1839

thistle funnel1849

pressure tube1852

ozonizer1858

dialyser1861

Liebig condenser1861

Sprengel pump1866

Sprengel tube1866

water softener1867

mercury pump1869

Bunsen burner1870

dialysator1877

test-mixer1877

tube-condenser1877

Kipp1879

reflux condenser1880

policeman1888

converter1889

pressure boiler1891

spot plate1896

hydrogen electrode1898

sampler1902

reactor1903

fume-chamber1905

Permutit1910

microburner1911

salt bridge1915

precipitator1919

Raschig ring1920

microneedle1921

titrator1928

laboratory coatc1936

spray tower1937

precipitron1938

ion exchanger1941

potentiostat1942

chemostat1950

Knudsen pipette1951

pH-stat1956

cryopump1958

the world > matter > physics > atomic physics > ion > [noun] > ion exchange > solid or apparatus effecting

ion exchanger1941

1941 Jrnl. Franklin Inst. 232 317 It is possible..that the characteristics of an ion exchanger are conditioned by the nature of the ion with which it was last saturated.

1950 Sci. Amer. Nov. 50/2 During the war compact little ion exchangers were used in life-raft emergency kits for making drinking water from sea water.

1960 R. Kunin Elements Ion Exchange iii. 24 Only the zeolite minerals have a sufficiently satisfactory combination of the above-mentioned characteristics..to permit their use as ion exchangers on a commercial scale.

1981 N.Y. Times 28 Jan. c1/5 The effectiveness of ion exchangers as air cleaners is controversial.

2001 Plant Physiol. 125 1091/1 After centrifugation..the ion-exchanger was washed once with 0.4 mL of ultrapure water.

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

单词	ion exchanger
释义	ion exchangern. Brit. /ˌʌɪən ᵻksˈtʃeɪn(d)ʒə/, /ˌʌɪən ɛksˈtʃeɪn(d)ʒə/, U.S. /ˌaɪən ɪksˈtʃeɪndʒər/, /ˌaɪən ɛksˈtʃeɪndʒər/ Origin: Formed within English, by compounding. Etymons: ion n., exchanger n. Etymology: < ion n. + exchanger n., after ion exchange n. Chiefly Chemistry. A solid involved or used in ion exchange. Also: an apparatus for effecting ion exchange. ΘΚΠ the world > matter > chemistry > equipment or apparatus > [noun] > miscellaneous apparatus bain1477 speculum1650 filtering paper1651 wheel-fire1662 filter paper1670 sun furnace1763 respirator1789 candle-ball1794 rectifier1822 candle-bomb1823 filter1823 oxyhydrogen blowpipe1823 shade1837 graduator1839 pipette1839 thistle funnel1849 pressure tube1852 ozonizer1858 dialyser1861 Liebig condenser1861 Sprengel pump1866 Sprengel tube1866 water softener1867 mercury pump1869 Bunsen burner1870 dialysator1877 test-mixer1877 tube-condenser1877 Kipp1879 reflux condenser1880 policeman1888 converter1889 pressure boiler1891 spot plate1896 hydrogen electrode1898 sampler1902 reactor1903 fume-chamber1905 Permutit1910 microburner1911 salt bridge1915 precipitator1919 Raschig ring1920 microneedle1921 titrator1928 laboratory coatc1936 spray tower1937 precipitron1938 ion exchanger1941 potentiostat1942 chemostat1950 Knudsen pipette1951 pH-stat1956 cryopump1958 the world > matter > physics > atomic physics > ion > [noun] > ion exchange > solid or apparatus effecting ion exchanger1941 1941 Jrnl. Franklin Inst. 232 317 It is possible..that the characteristics of an ion exchanger are conditioned by the nature of the ion with which it was last saturated. 1950 Sci. Amer. Nov. 50/2 During the war compact little ion exchangers were used in life-raft emergency kits for making drinking water from sea water. 1960 R. Kunin Elements Ion Exchange iii. 24 Only the zeolite minerals have a sufficiently satisfactory combination of the above-mentioned characteristics..to permit their use as ion exchangers on a commercial scale. 1981 N.Y. Times 28 Jan. c1/5 The effectiveness of ion exchangers as air cleaners is controversial. 2001 Plant Physiol. 125 1091/1 After centrifugation..the ion-exchanger was washed once with 0.4 mL of ultrapure water. This entry has been updated (OED Third Edition, March 2012; most recently modified version published online March 2022). < n.1941
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