nodule
noun
nod·ule
ˈnä-(ˌ)jül 
: a small mass of rounded or irregular shape: such as
a
: a small rounded lump of a mineral or mineral aggregate
b
: a swelling on a leguminous root that contains symbiotic bacteria
c
: a small abnormal knobby bodily protuberance (such as a tumorous growth or a calcification near an arthritic joint)
Examples of nodule in a Sentence
The examination revealed a nodule on his lung.
a nodule on the leaf indicated that a worm had laid eggs there
Recent Examples on the Web
Instead of trying to overhaul the entire diagnostic process with AI, the hospital focuses on using AI to assist radiologists in detecting early signs of specific conditions like breast cancer or lung nodules.
—
Ravi Tenneti, Forbes, 9 Sep. 2024
The nodules themselves form over millions of years when metals suspended in seawater collect around assorted fragments of material on the seabed.
—Julia Jacobo, ABC News, 23 July 2024
Most of the fossils are entombed in ironstone nodules.
—Jack Tamisiea, New York Times, 14 July 2024
Then, last year, Sweetman had a fresh idea: The nodules, pursued for batteries, could be acting like batteries themselves, if metal ions in layers within the nodules created small amounts of charge.
—Bypaul Voosen, science.org, 18 Sep. 2024
See all Example Sentences for nodule 
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Ravi Tenneti, Forbes, 9 Sep. 2024
The nodules themselves form over millions of years when metals suspended in seawater collect around assorted fragments of material on the seabed.
—Julia Jacobo, ABC News, 23 July 2024
Most of the fossils are entombed in ironstone nodules.
—Jack Tamisiea, New York Times, 14 July 2024
Then, last year, Sweetman had a fresh idea: The nodules, pursued for batteries, could be acting like batteries themselves, if metal ions in layers within the nodules created small amounts of charge.
—Bypaul Voosen, science.org, 18 Sep. 2024
See all Example Sentences for nodule
Dictionary Entries Near nodule
Cite this Entry
“Nodule.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nodule. Accessed 30 Nov. 2024.
Copy CitationKids Definition
nodule
noun
nod·ule
ˈnäj-(ˌ)ü(ə)l
1
: a small rounded mass
manganese nodules on the ocean floor
2
: a swelling on the root of a plant of the legume family that contains nitrogen-fixing bacteria
nodular
adjective
ˈnäj-ə-lər
Medical Definition
nodule
noun
nod·ule
ˈnäj-(ˌ)ü(ə)l
: a small mass of rounded or irregular shape: as
a
: a small abnormal knobby bodily protuberance (as a tumorous growth or a calcification near an arthritic joint)
b
: the nodulus of the cerebellum
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