2
: a line of communication over interconnecting neurons extending from one organ or center to another
also
: a network of interconnecting neurons along which a nerve impulse travels
3
: the sequence of usually enzyme-catalyzed reactions by which one substance is converted into another
metabolic pathways
Examples of pathway in a Sentence
We walked along a winding pathway.
we parked our car near a rambling pathway that led down to the pond
Recent Examples on the Web
Together, these discoveries suggested that NGC 6302 might be an ideal natural laboratory for exploring the chemical pathways that occur as stars reach the end of their lives.
—
Rupendra Brahambhatt, Interesting Engineering, 15 Mar. 2026
Zones of organic and inorganic mulch also create an opportunity to build in safe, flattened pathways that allow access for irrigation line monitoring and plant maintenance.
—The San Diego Union Tribune, San Diego Union-Tribune, 14 Mar. 2026
Instead programs like the Local Agriculture Market Program (LAMP), which do appear in this latest Farm Bill, should receive more attention and funding, along with other proposals like the Justice for Black Farmers Act that creates a pathway for young people to get on the land and stay there.
—Anthony Pahnke, Fortune, 14 Mar. 2026
Both said there's growing momentum for legislation regulating prediction markets in Congress, but did not offer a clear pathway for passage.
—Luke Garrett, NPR, 14 Mar. 2026
See All Example Sentences for pathway
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Rupendra Brahambhatt, Interesting Engineering, 15 Mar. 2026
Zones of organic and inorganic mulch also create an opportunity to build in safe, flattened pathways that allow access for irrigation line monitoring and plant maintenance.
—The San Diego Union Tribune, San Diego Union-Tribune, 14 Mar. 2026
Instead programs like the Local Agriculture Market Program (LAMP), which do appear in this latest Farm Bill, should receive more attention and funding, along with other proposals like the Justice for Black Farmers Act that creates a pathway for young people to get on the land and stay there.
—Anthony Pahnke, Fortune, 14 Mar. 2026
Both said there's growing momentum for legislation regulating prediction markets in Congress, but did not offer a clear pathway for passage.
—Luke Garrett, NPR, 14 Mar. 2026
See All Example Sentences for pathway
Cite this Entry
“Pathway.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pathway. Accessed 17 Mar. 2026.
Copy CitationMedical Definition
pathway
noun
path·way
ˈpath-ˌwā, ˈpȧth- 
1
: a line of communication over interconnecting neurons extending from one organ or center to another
also
: a network of interconnecting neurons along which a nerve impulse travels
2
: the sequence of usually enzyme-catalyzed reactions by which one substance is converted into another
metabolic pathways
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