test tube

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test tube

n.
A clear, cylindrical glass tube usually open at one end and rounded at the other, used in laboratory experimentation.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

test tube

n
1. (Chemistry) a cylindrical round-bottomed glass tube open at one end: used in scientific experiments
2. (Chemistry) (modifier) made synthetically in, or as if in, a test tube: a test-tube product.
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

test′ tube`


n.
a hollow cylinder of thin glass with one end closed, used in laboratory experimentation and analysis.
[1840–50]

test′-tube`



adj.
produced in or as if in a test tube; synthetic or experimental.
[1885–90]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

test tube

(tĕst)
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.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.test tube - glass tube closed at one endtest tube - glass tube closed at one end  
tube, tubing - conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
zkumavka
reagensglas
koeputki
epruveta
試験管
시험관
epruveta
provrör
หลอดทดลอง
ống nghiệm

test tube

n (Chem) → provetta
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

test tube

أُنْبُوبُ اِخْتِبَار zkumavka reagensglas Reagenzglas δοκιμαστικός σωλήνας probeta koeputki éprouvette epruveta provetta 試験管 시험관 reageerbuisje prøverør probówka tubo de ensaio пробирка provrör หลอดทดลอง deney tüpü ống nghiệm 试管
Multilingual Translator © HarperCollins Publishers 2009

test tube

n tubo de ensayo
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in classic literature ?
With infinite care, he took a drop or two from the grounds in each cup, sealing them up in separate test tubes, tasting each in turn as he did so.
The Test Tube Spindle Rack from Labconco is an optional lower rack with 150 spindles designed to hold test tubes, vials and other laboratory glassware containers up to 10 mm in diameter.
Obtain five test tubes and fill each with 9 mL of white seed beads (diluent) using the plastic beaker.
A Sunday Mercury reporter discovered the 'Black Cauldron' test tubes of booze for sale on the counter of a Black Country store for just pounds 1.29 a time.
The researchers then added the product to simulated stomachs: test tubes containing various stomach acids along with doses of gluten.
Put one piece of test paper into one of the test tubes, close the tube, and shake it gently for 30 seconds to mix the paper with the liquid.
"They measure something called antioxidant capacity in test tubes, but we don't know what that means."
A metrics expert left fluid in four test tubes. Can you figure out how many milliliters (ml.) are in each tube and then find the beaker that will hold all of the combined fluid?
Special Constable Paul Smith with security services said a number of incidents over the course of several weeks resulted in the loss of up to 300 test tubes from labs in the Health Sciences Building.
First, because it's in its infancy, most existing DNA computers consist of only synthetic, made-to-order DNA strands attached to gold plates on one end, with the other end floating freely in test tubes or petri dishes that are linked to myriad scientific devices in university labs.
They put the brews into test tubes containing saliva-coated hydroxyapatite, a compound in teeth.