protoxylem
Use Protoxylem in a sentence
təˈzaɪ noun Botany.
the part of the primary xylem that develops first, consisting of narrow, thin-walled cells.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source
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Link To protoxylem
Collins
World English Dictionary
protoxylem (ˌprəʊtəˈzaɪləm) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n | |
| Compare metaxylem the first-formed xylem tissue, consisting of extensible thin-walled cells thickened with rings or spirals of lignin | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Protoxylem
is always a great word to know.
So is gobo. Does it mean:
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a stew of meat, vegetables, potatoes, etc. |
American Heritage
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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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
During internode elongation only protoxylem vessels stained for the presence of lignin.
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