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laboratory

[lab-ruh-tawr-ee, -tohr-ee, lab-er-uh-; British luh-bor-uh-tuh-ree, -uh-tree] /ˈlæb rəˌtɔr i, -ˌtoʊr i, ˈlæb ər ə-; British ləˈbɒr ə tə ri, -ə tri/
noun, plural laboratories.
1.
a building, part of a building, or other place equipped to conduct scientific experiments, tests, investigations, etc., or to manufacture chemicals, medicines, or the like.
2.
any place, situation, set of conditions, or the like, conducive to experimentation, investigation, observation, etc.; anything suggestive of a scientific laboratory.
adjective
3.
serving a function in a laboratory.
4.
relating to techniques of work in a laboratory:
laboratory methods; laboratory research.
Origin
1595-1605
1595-1605; < Medieval Latin labōrātōrium workshop, equivalent to Latin labōrā(re) to labor + -tōrium -tory2
Related forms
laboratorial, adjective
laboratorially, adverb
laboratorian, noun
interlaboratory, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for laboratories
  • The researchers argue that a federal moratorium on the breeding of chimps in laboratories should be lifted.
  • They break rocks in laboratories, studying how stone behaves under stress.
  • Many indeed have been able to carry on their war research in their familiar peacetime laboratories.
  • But the message emerging from laboratories around the world should be hailed, not muzzled.
  • Right now, quantum cascade lasers are used mostly in laboratories to detect gases at levels as low as one part per billion.
  • People are working on this in many laboratories around the world.
  • Magnetic coolers have been used for years in laboratories for cryogenic temperatures tens of degrees below zero.
  • Thus our ancestors' garbage dumps undoubtedly joined their latrines to form the first agricultural research laboratories.
  • It used to be that large companies supported research laboratories that did basic research in addition to product-driven research.
  • These comment threads are tidy little laboratories for psychology.
British Dictionary definitions for laboratories

laboratory

/ləˈbɒrətərɪ; -trɪ; US ˈlæbrəˌtɔːrɪ/
noun (pl) -ries
1.
  1. a building or room equipped for conducting scientific research or for teaching practical science
  2. (as modifier): laboratory equipment
2.
a place where chemicals or medicines are manufactured
Often shortened to lab
Word Origin
C17: from Medieval Latin labōrātōrium workshop, from Latin labōrāre to labour
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for laboratories

laboratory

n.

c.1600, "building set apart for scientific experiments," from Medieval Latin laboratorium "a place for labor or work," from Latin laboratus, past participle of laborare "to work" (see labor (n.)). Figurative use by 1660s.

Online Etymology Dictionary, © 2010 Douglas Harper
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laboratories in Medicine

laboratory lab·o·ra·to·ry (lāb'rə-tôr'ē)
n.

  1. A room or building equipped for scientific research.

  2. A place where drugs and chemicals are manufactured.

  3. A place for practice, observation, or testing.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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14
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