1
a
: a pathological swelling or enlargement (as of a rheumatic joint)
b
: a discrete mass of one kind of tissue enclosed in tissue of a different kind
2
: an entangling complication (as in a drama) : predicament
3
: either of the two points where the orbit of a planet or comet intersects the ecliptic
also
: either of the points at which the orbit of an earth satellite crosses the plane of the equator
4
a
: a point, line, or surface of a vibrating body or system that is free or relatively free from vibratory motion
b
: a point at which a wave has an amplitude of zero
5
a
: a point at which subsidiary parts originate or center
b
: a point on a stem at which a leaf or leaves are inserted
c
: a point at which a curve intersects itself in such a manner that the branches have different tangents
d
Examples of node in a Sentence
the doctor examined the node on my knee before deciding it was the result of arthritis
Recent Examples on the Web
Paper redundancy means little if no one simulates what happens when a core node actually goes down.
—
Expert Panel®, Forbes.com, 3 Sep. 2025
The sys-sage library Led by Schulz, the research team extended the existing sys-sage library, a HPC software stack that processes data from supercomputers, such as information about processors and their performance, and data transfer between compute nodes.
—Georgina Jedikovska, Interesting Engineering, 2 Sep. 2025
As a node for the Alexa voice assistant, the Echo Pop can play music, podcasts, the news and more; set alarms and reminders; tell jokes, offer up fun facts, and zillions of other tasks and skills.
—PC Magazine, 29 Aug. 2025
This was significant not simply for religious reasons, but because Jerusalem had long served as a primary market, employment centre, and node of financial and commercial activity for the West Bank.
—Literary Hub
august 27, Literary Hub, 27 Aug. 2025
See All Example Sentences for node
Examples are automatically compiled from online sources to
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Expert Panel®, Forbes.com, 3 Sep. 2025
The sys-sage library Led by Schulz, the research team extended the existing sys-sage library, a HPC software stack that processes data from supercomputers, such as information about processors and their performance, and data transfer between compute nodes.
—Georgina Jedikovska, Interesting Engineering, 2 Sep. 2025
As a node for the Alexa voice assistant, the Echo Pop can play music, podcasts, the news and more; set alarms and reminders; tell jokes, offer up fun facts, and zillions of other tasks and skills.
—PC Magazine, 29 Aug. 2025
This was significant not simply for religious reasons, but because Jerusalem had long served as a primary market, employment centre, and node of financial and commercial activity for the West Bank.
—Literary Hub
august 27, Literary Hub, 27 Aug. 2025
See All Example Sentences for node
Cite this Entry
“Node.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/node. Accessed 8 Sep. 2025.
Copy CitationKids Definition
node
noun1
a
: a thickened or swollen enlargement (as of a joint with rheumatism)
b
: a mass of tissue in the body resembling a knot
2
: a point on a stem at which a leaf is inserted
Medical Definition
node
noun1
a
: a pathological swelling or enlargement (as of a rheumatic joint)
b
: a body part resembling a knot
especially
: a discrete mass of one kind of tissue enclosed in tissue of a different kind see atrioventricular node, lymph node
2
: a point, line, or surface of a vibrating body that is free or relatively free of vibratory motion
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