a tube of thin, transparent glass closed at one end, used in chemical experiments, etc.
test tube
test-tubetest-tube
- made in or as in a test tube; experimental
- produced by artificial insemination: a test-tube baby
Webster's New World College Dictionary, Fifth Edition Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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test tube
noun
A clear, cylindrical glass tube usually open at one end and rounded at the other, used in laboratory experimentation.
test-tube
adjective
- Produced or cultivated in a test tube.
- Produced, developed, or tested in a laboratory: test-tube corn.
THE AMERICAN HERITAGE® DICTIONARY OF THE ENGLISH LANGUAGE, FIFTH EDITION by the Editors of the American Heritage Dictionaries. Copyright © 2016, 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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"Test tube." YourDictionary. LoveToKnow. www.yourdictionary.com/TEST-TUBE.
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Test tube. (n.d.). In YourDictionary. Retrieved from https://www.yourdictionary.com/TEST-TUBE
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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"Test tube." YourDictionary. LoveToKnow. www.yourdictionary.com/TEST-TUBE.
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Test tube. (n.d.). In YourDictionary. Retrieved from https://www.yourdictionary.com/TEST-TUBE
Noun
(plural test tubes)
- (chemistry) a glass tube, rounded at one end and open at the other; used for small-scale laboratory tests
English Wiktionary. Available under CC-BY-SA license.
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"Test tube." YourDictionary. LoveToKnow. www.yourdictionary.com/TEST-TUBE.
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Test tube. (n.d.). In YourDictionary. Retrieved from https://www.yourdictionary.com/TEST-TUBE
test-tube - Medical Definition
adj.
- Produced or cultivated in a test tube.
- Produced, developed, or tested in a laboratory: test-tube corn.
The American Heritage Dictionary of Medicine © 2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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"Test tube." YourDictionary. LoveToKnow. www.yourdictionary.com/TEST-TUBE.
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Test tube. (n.d.). In YourDictionary. Retrieved from https://www.yourdictionary.com/TEST-TUBE
