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Definition of pathway - 5 dictionary results

path⋅way

[path-wey, pahth-]
–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:
1530–40; path + way 1


pathwayed, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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path·way   (pāth'wā', päth'-)   
n.  
  1. A path.

  2. Physiology

    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® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: path·way
Pronunciation: 'path-"wA, 'poth-
Function: noun
1 : a line of communication over connected neurons extending from oneorgan or center to another pathways —R. K. Lynch>
2 : the sequence of enzyme-catalyzedreactions by which an energy-yielding substance is utilized by protoplasm
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

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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Science Dictionary
pathway   (pāth'wā')  Pronunciation Key 
  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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