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
Follow the stem down into the foliage and snip it at a node where a leaf is growing.
—
Andy Wilcox, Better Homes & Gardens, 13 May 2025
Silva, a national figure in Brazil who finished third in the 2014 presidential election, has turned her ministry into a central node in the effort.
—Justin Worland, Time, 9 May 2025
The company is also developing another node, called 18A-P, which will arrive next year.
—Michael Kan, PC Magazine, 29 Apr. 2025
The regime in Beijing therefore has considerable control over key nodes in the fentanyl chain: raw materials, production, sales and money laundering.
U.S. leaders, Democrats and Republicans alike, have accused China of using fentanyl to weaken the United States.
—Sebastian Rotella, ProPublica, 23 Apr. 2025
See All Example Sentences for node
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Andy Wilcox, Better Homes & Gardens, 13 May 2025
Silva, a national figure in Brazil who finished third in the 2014 presidential election, has turned her ministry into a central node in the effort.
—Justin Worland, Time, 9 May 2025
The company is also developing another node, called 18A-P, which will arrive next year.
—Michael Kan, PC Magazine, 29 Apr. 2025
The regime in Beijing therefore has considerable control over key nodes in the fentanyl chain: raw materials, production, sales and money laundering.
U.S. leaders, Democrats and Republicans alike, have accused China of using fentanyl to weaken the United States.
—Sebastian Rotella, ProPublica, 23 Apr. 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 20 May. 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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