test-tube (tĕsttb′, -tyb′)
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Tweet adj. 1. Produced or cultivated in a test tube. 2. Produced, developed, or tested in a laboratory: test-tube corn. |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
test tube
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Tweet n. A clear, cylindrical glass tube usually open at one end and rounded at the other, used in laboratory experimentation. |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.