Test Tube Definition

tĕstto͝ob, -tyo͝ob
noun
A tube of thin, transparent glass closed at one end, used in chemical experiments, etc.
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adjective
Made in or as in a test tube; experimental.
Webster's New World
Produced by artificial insemination.
A test-tube baby.
Webster's New World
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Other Word Forms of Test Tube

Noun

Singular:
test tube
Plural:
test-tubes

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