TEST TUBE Definition & Meaning

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test tube

noun

a hollow cylinder of thin glass with one end closed, used in chemical and biological experimentation and analysis.

test-tube

[ test-toob, -tyoob ]

Phonetic (Standard)IPA

adjective

produced in or as if in a test tube; synthetic or experimental.

test tube

noun

a cylindrical round-bottomed glass tube open at one end: used in scientific experiments
modifier made synthetically in, or as if in, a test tube
a test-tube product

test tube

/ ��ĕ�� /

A cylindrical tube of clear glass, usually open at one end and rounded at the other, used as a container for small amounts of a substance in laboratory tests and experiments.

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�y��vlog History and Origins

Origin of test tube¹

First recorded in 1840–50

Origin of test tube²

First recorded in 1885–90

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Example Sentences

Examples have not been reviewed.

We set up an inhibition assay in test tubes.

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The Schilling lab generated detailed proteome-wide solubility maps from both the test tube and mouse experiments.

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Research in biomedical laboratories has been changing significantly in recent years, to the point that test tubes have given way to computers on many occasions.

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They used a method they published last year, which involves screening a library of AAVs in a test tube for ones that bind to a specific human protein.

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These insoluble proteins from aged animals, when mixed with amyloid beta in the test tube, accelerate the aggregation of the amyloid.

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