chemostatn.
/ˈkiːməstat/, /ˈkɛməstat/, U.S. /ˈkiməˌstæt/, /ˈkɛməˌstæt/ Chiefly Biology.
A device designed to provide a chemical environment that can be regulated and kept stable over a long period, esp. one used for the continuous cultivation of microorganisms in which the nutrient medium is continually replenished.
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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
1950 A. Novick & L. Szilard in Science 15 Dec. 715/1 We have developed a device for keeping a bacterial population growing at a reduced rate over an indefinite period of time. In, this device, which we shall refer to as the Chemostat, we have [etc.].
1967 Guardian 7 Feb. 4/5 The chemostat was designed initially to provide a stable but controllably variable environment for the study of cell metabolism.
2003 Functional Ecol. 17 124/1 Theoretically, the biomass of organisms in a chemostat should increase with increasing concentrations of a limiting resource.
This entry has been updated (OED Third Edition, December 2008; most recently modified version published online March 2022).
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n.1950