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Definitions

test-tube

ADJECTIVE
in vitro
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It comprised a brick-coloured concoction bubbling away in a test tube.

From BBC • Apr. 21, 2025

You can buy a little extra test tube to help your sorting process by watching about 90 seconds of ads.

From Slate • Dec. 28, 2024

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

From Science Daily • May 16, 2024

Daniel Perez, an influenza researcher at the University of Georgia, is doing his own test tube study of pasteurization of milk spiked with a different avian influenza virus.

From Science Magazine • Apr. 22, 2024

No one has so far mixed together the gases and waters of the primitive Earth and at the end of the experiment had something crawl out of the test tube.

From "Cosmos" by Carl Sagan