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pathway

[path-wey, pahth-] /ˈpæθˌweɪ, ˈpɑθ-/
noun
1.
a path, course, route, or way.
2.
Biochemistry. a sequence of reactions, usually controlled and catalyzed by enzymes, by which one organic substance is converted to another.
Origin
1530-1540
1530-40; path + way1
Related forms
pathwayed, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for path-way

pathway

/ˈpɑːθˌweɪ/
noun
1.
another word for path (sense 1), path (sense 2)
2.
a route to or way of access to; way of reaching or achieving something
3.
courses taken by a student to gain entry to a higher course or towards a final qualification
4.
(biochem) a chain of reactions associated with a particular metabolic process
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for path-way

pathway

n.

1530s, from path + way (n.). An etymological tautology.

Online Etymology Dictionary, © 2010 Douglas Harper
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path-way in Medicine

pathway path·way (pāth'wā')
n.

  1. A course usually followed by a body part or process.

  2. A chain of nerve fibers along which impulses normally travel.

  3. A sequence of enzymatic or other reactions by which one biological material is converted to another.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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path-way in Science
pathway
  (pāth'wā')   
  1. A chain of nerve fibers along which impulses normally travel.

  2. A sequence of enzymatic or other reactions by which one biological material is converted to another.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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9
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