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Examples of planaria in a Sentence
Recent Examples on the Web
Somehow, despite the total loss of their brains, those planaria had retained the memory of the liver reward.
—Rowan Jacobsen, Scientific American, 1 Feb. 2024
To find out whether voltage changes really altered the ways that cells passed information to one another, Levin turned to his planaria farm.
—Rowan Jacobsen, Scientific American, 1 Feb. 2024
In their natural state planaria prefer the smooth and sheltered to the rough and open.
—Rowan Jacobsen, Scientific American, 1 Feb. 2024
Consider Levin’s experiments with planaria, the humble flatworm.
—Sigal Samuel, Vox, 4 June 2024
At a school biology club meeting, Polyak cut up flatworms called planaria and watched their heads and tails regenerate.
—Adithi Ramakrishnan, Dallas News, 17 May 2023
Though often no bigger than an apple seed, planaria are the envy of the animal kingdom.
—Elizabeth Pennisi, Science | AAAS, 14 June 2018
One hundred and twenty-four of the genes missing from planaria are essential to humans and mice, but the worms seem to do fine without them.
—John Timmer, Ars Technica, 25 Jan. 2018
More distantly related worms called planaria can be cut into multiple pieces and see each piece regrow an entirely new body.
—John Timmer, Ars Technica, 25 Jan. 2018
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Word History
Etymology
New Latin, from feminine of Late Latin planarius lying on a plane, from Latin planum plane
First Known Use
1855, in the meaning defined above
Dictionary Entries Near planaria
Cite this Entry
“Planaria.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/planaria. Accessed 8 Nov. 2024.
Kids Definition
planaria
noun
pla·nar·ia
plə-ˈnar-ē-ə
-ˈner-
: planarian
especially
: any of a common freshwater genus
Medical Definition
planaria
noun
pla·nar·ia
plə-ˈnar-ē-ə, -ˈner-
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