2020欧洲杯滚球

laboratory

noun, often attributive
lab·​o·​ra·​to·​ry | \ ˈla-b(ə-)rə-ˌtȯr-ē How to pronounce laboratory (audio) , sometimes ˈla-bər-ˌtȯr- or ˈla-bə-ˌtȯr- or lə-ˈbȯr-ə-ˌtȯr-, British usually lə-ˈbär-ə-t(ə-)rē How to pronounce laboratory (audio) \
plural laboratories

Definition of laboratory

1a : a place equipped for experimental study in a science or for testing and analysis a research laboratory broadly : a place providing opportunity for experimentation, observation, or practice in a field of study
b : a place like a laboratory for testing, experimentation, or practice That area is a laboratory for cultivating the germ of terrorism.
2 : an academic period set aside for laboratory work a course of study requiring two lectures and one laboratory per week

Examples of laboratory in a Sentence

experiments conducted in a modern laboratory
Recent Examples on the Web Researchers are testing the effect of disinfectants on virus-laden saliva and respiratory fluids in the laboratory, said William Bryan, of the Department of Homeland Security. Kevin Freking, The Christian Science Monitor, "Injecting disinfectant 'sounds interesting' to Trump. Lysol disagrees.," 24 Apr. 2020 All the available evidence indicates coronavirus originated in animals in China late last year and was not manipulated or produced in a laboratory as has been alleged, the World Health Organization said Tuesday in a news briefing in Geneva. Kim Hjelmgaard, USA TODAY, "WHO says coronavirus came from an animal and was not made in a lab," 22 Apr. 2020 Misinformation has proliferated during the pandemic — in recent weeks, some pro-Trump news outlets have promoted anti-American conspiracy theories, including one that suggests the virus was created in a laboratory in the United States. Matthew Rosenberg, BostonGlobe.com, "Chinese agents spread messages that sowed virus panic in US, officials say," 22 Apr. 2020 Misinformation has proliferated during the pandemic — in recent weeks, some pro-Trump news outlets have promoted anti-American conspiracy theories, including one that suggests the virus was created in a laboratory in the United States. Matthew Rosenberg, New York Times, "Chinese Agents Helped Spread Messages That Sowed Virus Panic in U.S., Officials Say," 22 Apr. 2020 At very small scales—in the laboratory—verifying that gravity obeys the inverse-square law is much more challenging. Chris Lee, Ars Technica, "Experiment finds that gravity still works down to 50 micrometers," 6 Apr. 2020 In recent days a video has been in circulation on YouTube showing anonymous researchers using laser beams in a darkened laboratory to study the way speaking can generate droplets. An employee at the Alabama Department of Public Health who works in the laboratory has tested positive for COVID-19, according to a press release. Amy Yurkanin | Ayurkanin@al.com, al, "Alabama public health lab worker tests positive for COVID-19," 30 Mar. 2020 McKinney cautioned that drive-thru nasal swabs administered in windy or cold conditions may be less reliable than tests taken in a laboratory with a still subject. Tim Sullivan, The Courier-Journal, "You can test negative and still have the coronavirus. Lot's of people do. Here's why," 28 Mar. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'laboratory.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of laboratory

1592, in the meaning defined at sense 1a

History and Etymology for laboratory

Medieval Latin laboratorium, from Latin laborare to labor, from labor

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Time Traveler for laboratory

Time Traveler

The first known use of laboratory was in 1592

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Statistics for laboratory

Last Updated

28 Apr 2020

Cite this Entry

“Laboratory.” waleadership.com Dictionary, Merriam-Webster, http://waleadership.com/dictionary/laboratory. Accessed 10 May. 2020.

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More Definitions for laboratory

laboratory

noun
How to pronounce laboratory (audio) How to pronounce laboratory (audio)

English Language Learners Definition of laboratory

: a room or building with special equipment for doing scientific experiments and tests

laboratory

noun
lab·​o·​ra·​to·​ry | \ ˈla-brə-ˌtȯr-ē How to pronounce laboratory (audio) , ˈla-bə-rə- \
plural laboratories

Kids Definition of laboratory

: a room or building in which scientific experiments and tests are done

laboratory

noun, often attributive
lab·​o·​ra·​to·​ry | \ ˈlab-(ə-)rə-ˌtōr-ē, -ˌtȯr-, British usually lə-ˈbär-ə-t(ə-)rē \
plural laboratories

Medical Definition of laboratory

: a place equipped for experimental study in a science or for testing and analysis

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More from Merriam-Webster on laboratory

Rhyming Dictionary:

Spanish Central:

Nglish:

Britannica English:

Britannica.com:

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