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
Meanwhile, pathways responsible for synthesizing certain B vitamins declined, suggesting the community was reallocating its biochemical resources rather than simply increasing activity across the board.
—
New Atlas, 14 Feb. 2026
Strengthen partnerships with community organizations, private companies to create pathways for youth success.
—Charlotte Observer, 14 Feb. 2026
For more severe or persistent emotional pain, medications targeting the brain’s opioid pathways may help.
—Kyra Dahring, CNN Money, 14 Feb. 2026
Post-graduation pathways are also vital to ensure our kids reap the full benefits of public education.
—Eleanor Dearman, Fort Worth Star-Telegram, 14 Feb. 2026
See All Example Sentences for pathway
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New Atlas, 14 Feb. 2026
Strengthen partnerships with community organizations, private companies to create pathways for youth success.
—Charlotte Observer, 14 Feb. 2026
For more severe or persistent emotional pain, medications targeting the brain’s opioid pathways may help.
—Kyra Dahring, CNN Money, 14 Feb. 2026
Post-graduation pathways are also vital to ensure our kids reap the full benefits of public education.
—Eleanor Dearman, Fort Worth Star-Telegram, 14 Feb. 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 18 Feb. 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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