test-tuben.
A cylinder of thin transparent glass closed at one end, used to hold liquids under test. Also transferred.
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the world > matter > chemistry > equipment or apparatus > [noun] > general vessels > glass > test-tubes
dildo glassa1627
proof1791
tube1800
test-glass1827
test-tube1846
combustion-tube1861
1846 G. E. Day tr. J. F. Simon Animal Chem. II. 176 The sediment must then be placed in a test-tube..and gradually raised to the boiling point.
1860 F. Winslow Obscure Dis. Brain & Mind viii There is no possibility of the medical expert placing the diseased mental element..in a psychological crucible or test-tube.
1888 F. Rutley Rock-forming Minerals 6 The test-tube..is plunged into cold water.
Compounds
C1. attributive, as test-tube experiment.
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1899 J. Cagney tr. R. von Jaksch Clin. Diagnosis (ed. 4) vi. 212 The bactericidal power of such serum has been established by numerous test-tube-experiments.
C2.
test-tube baby n. (also test-tube child) figurative a baby conceived by artificial insemination; a baby that has developed from an ovum fertilized outside the mother's body.
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the world > people > person > baby or infant > [noun] > baby conceived in specific method
test-tube baby1935
1935 E. Novak Woman asks Doctor xii. 155 There has been..a good deal of unfortunate newspaper discussion on the subject of artificial insemination and ‘test-tube babies’.
1945 Daily Herald 20 Apr. 3/8 Warning on test tube babies. Artificial insemination of women is being performed on a small scale in this country.
1958 Times 18 Jan. 7/2 A ‘test-tube’ child cannot grow up knowing about his true origin.
1965 New Scientist 11 Nov. 392/3 The idea of ‘test-tube babies’ is no longer something to be woven into the plot of a science fiction novel. Serious-minded scientists are not only thinking about cultivating human embryos on the laboratory bench—they are developing the techniques which will make this a practical possibility.
1978 Times 26 July 1/1 The world's first test~tube baby, a girl, was born by caesarian section just before midnight at Oldham and District General Hospital, Greater Manchester... The embryo was implanted in Mrs Brown's womb after being fertilized in Mr Steptoe's laboratories.
1982 New Scientist 4 Feb. 290 Since the birth of the first ‘test-tube baby’ three and a half years ago it has become increasingly obvious that fertilising human eggs in the laboratory is not simply a clinical technique for relieving infertility.
test-tube cultivation n. = test-tube culture n.
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the world > life > biology > laboratory analysis > processes > [noun] > culturing
culture1880
cultivation1881
plate culture1885
plate cultivation1886
test-tube culture1886
plating1898
subculturing1899
test-tube cultivation1899
explantation1915
replica plating1952
1899 J. Cagney tr. R. von Jaksch Clin. Diagnosis (ed. 4) x. 444 It is usually expedient to make plate and test-tube..cultivations together.
test-tube culture n. the raising of bacteria in a nutrient medium contained in a test-tube.
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the world > life > biology > laboratory analysis > processes > [noun] > culturing
culture1880
cultivation1881
plate culture1885
plate cultivation1886
test-tube culture1886
plating1898
subculturing1899
test-tube cultivation1899
explantation1915
replica plating1952
1886 H. M. Biggs tr. F. Hueppe Methods Bacteriol. Investig. 142 In order to do this, test-tube cultures are employed, in which..many peculiarities of growth can be better noted.
This entry has not yet been fully updated (first published 1911; most recently modified version published online March 2020).
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n.1846