midrib


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mid·rib

 (mĭd′rĭb′)
n.
The central or principal vein of a leaf.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

midrib

(ˈmɪdˌrɪb)
n
(Botany) the main vein of a leaf, running down the centre of the blade
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

mid•rib

(ˈmɪdˌrɪb)

n.
the central or middle rib of a leaf.
[1690–1700]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

mid·rib

(mĭd′rĭb′)
The central or main vein of a leaf. See more at leaf.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.midrib - the vein in the center of a leafmidrib - the vein in the center of a leaf  
nervure, vein - any of the vascular bundles or ribs that form the branching framework of conducting and supporting tissues in a leaf or other plant organ
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Three top leaves from randomly selected five plants from each plot were taken and hair density was noted under stereoscopic microscope from leaf midrib (cm-1) and leaf vein (cm-1).
Images from the interveinal and midrib regions were analyzed with Image J software version 1.8.0 (National Institutes of Health, Bethesda, Maryland, USA).
For Lahav and Turner (1983), the analysis of the petiole or the midrib may be better than that of the limbs to diagnose the P content in the banana tree.
You can keep some of the leaves' midribs, filleting them on the spot--just strip the leaf from each midrib.
For each individual, one fully expanded leaf corresponding to the medium size for the species according to Magenta (2006) was selected and, from this leaf, samples of the internervural and midrib regions were obtained.
In these taxa, the midrib can display variations in the adaxial face, being flat (Fig.
Type B blades have distinctive midrib with a convex or triangular cross-section proceeding along the blade--a slightly raised segment along the middle part of the blade.
ABSTRACT: This study was conducted to produce and evaluate a coconut leaf midrib charcoal as an alternative fuel for cooking, heating and grilling.
Oval-shaped lenticels (34.29[+ or -] 0.26 [micro]m) were observed arranged in parallel on the abaxial midrib of the leaf (Figure 4).