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Definition of protoxylem - 3 dictionary results

pro⋅to⋅xy⋅lem

  [proh-tuh-zahy-luhm, -lem]
Use protoxylem in a Sentence
–noun Botany.
the part of the primary xylem that develops first, consisting of narrow, thin-walled cells.
Origin:
1895–1900; proto- + xylem
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To protoxylem
pro·to·xy·lem   (prō'tə-zī'ləm)   
n.  The first formed xylem that differentiates from the procambium.
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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Science Dictionary
protoxylem   (prō'tə-zī'ləm)  Pronunciation Key 
The first formed xylem that differentiates from the procambium.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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