noun (1)
\ˈlab \

Definition of lab 

(Entry 1 of 3)


noun (2)
\ˈlab \

Definition of Lab (Entry 2 of 3)

Definition of Lab (Entry 3 of 3)


Examples of lab in a Sentence

Recent Examples on the Web: Noun

When those levels were restored to normal, the rabbits perked up and began hopping around the lab. WSJ, "Arvid Carlsson, Snubbed at University in Sweden, Found a Path to Nobel Prize in Medicine," 13 July 2018 Barriga, 17, and Akbar, 14, learned the skill for the first time Tuesday in the medical simulation lab on the fifth floor of Texas Woman’s University’s (TWU) Houston campus. Alex Park, Houston Chronicle, "Youths explore medicine at Global Teen Medical Summit," 13 July 2018 Currently, the lab can only produce approximately 50 yards of carbon nanotube thread at a time, far fewer than what is needed for commercial applications. Chris Ciaccia, Fox News, "Air Force's Iron Man suit could also be used to power up gadgets," 12 July 2018 The state auditor found in 2015 that 3,173 rape evidence kits were languishing in local police departments and the Kentucky State Police crime lab. Thomas Novelly, The Courier-Journal, "Supreme Court nominee, rape kits and rent: What to know Tuesday," 10 July 2018 Helix’s lab is powered by equipment from Illumina, the San Diego DNA sequencing giant that’s an investor and co-founder of Helix. Bradley J. Fikes,, "Personal genomics company Helix raises $200 million," 9 July 2018 In 2016, the attorney general’s office provided $4.5 million from civil settlements to the state to fund KSP crime lab upgrades and prevent a backlog of rape kits from reoccurring. Andrew Wolfson, The Courier-Journal, "Andy Beshear claims rape kit test backlog is fixed, but prosecutions still lag," 9 July 2018 In one instance last year, according to USA Today, Lovett led a five-day student strike because the school wouldn’t order needed safety equipment for a lab. Paula Rogo,, "First Black Valedictorian Speaks At City Hall After High School Denies Him Graduation Speech," 7 July 2018 Using a lab setting and tiny, carnivorous Linyphiid spiders known as Erigone, the scientists were able to create uniform electric fields and observe the spiders abilities without any unexpected wind or environmental factors getting in the way. David Grossman, Popular Mechanics, "Spiders Can Harness Electric Fields to Fly," 5 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lab.' 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 lab

Noun (1)

circa 1878, in the meaning defined above

Noun (2)

1950, in the meaning defined above

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Dictionary Entries near lab







la bamba

Phrases Related to lab

lab/laboratory rat

Statistics for lab

Last Updated

2 Oct 2018

Look-up Popularity

Time Traveler for lab

The first known use of lab was circa 1878

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More Definitions for lab



English Language Learners Definition of lab

: a class period for laboratory work


\ˈlab \

Kids Definition of lab


\ˈlab \

Medical Definition of lab 

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More from Merriam-Webster on lab

See words that rhyme with lab

Spanish Central: Translation of lab

Nglish: Translation of lab for Spanish Speakers

Britannica English: Translation of lab for Arabic Speakers

Comments on lab

What made you want to look up lab? Please tell us where you read or heard it (including the quote, if possible).


exaggeratedly or childishly emotional

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