root hair


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root hair

n.
A thin hairlike outgrowth of an epidermal cell of a plant root that absorbs water and minerals from the soil.
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.

root hair

n
(Botany) any of the hollow hairlike outgrowths of the outer cells of a root, just behind the tip, that absorb water and salts from the soil
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

root′ hair`


n.
an elongated tubular extension of an epidermal cell of a root, serving to absorb water and minerals from the soil.
[1855–60]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

root hair

A hair-like outgrowth of a plant root that absorbs water and minerals from the soil.
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.root hair - thin hairlike outgrowth of an epidermal cell just behind the tiproot hair - thin hairlike outgrowth of an epidermal cell just behind the tip; absorbs nutrients from the soil
plant organ - a functional and structural unit of a plant or fungus
root - (botany) the usually underground organ that lacks buds or leaves or nodes; absorbs water and mineral salts; usually it anchors the plant to the ground
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Mycorrhiza-induced change in root hair growth is associated with IAA accumulation and expression of EXPs in trifoliate orange under two P levels.
Anabel points out that you could be inadvertently causing scalp problems with the way you wash your hair: "A common mistake is to simply plop shampoo onto the root hair back loosely so as not unnecessary your follicles area, and quickly move your hands over it.
Expansin genes take part in the process of plant growth and development, and play an important role in morphogenesis, root hair growth (Lin et al., 2011b), pollination, flower development (Lee et al., 2001; Choi et al., 2006), fruit development (Rose et al., 1997; Brummell et al., 1999) and abscission.
Under prediction could be due to the non inclusion of root hair in the model calculating the P uptake.
It was recorded that the root as well as root hair of Al3+ treated plants were bitterly affected in both rice populations MH-63 indica and 02428 japonica.
Among their topics are the regulation of cell wall formation by membrane traffic, actin filament dynamics and their role in plant cell expansion, rho of plant signaling and the cytoskeleton in pollen tube growth, phosphoinositide signaling in root hair tip growth, and the transcriptional regulation of the biosynthesis of cell wall components during xylem differentiation.
Be prepared for a small degree of discomfort with root hair removal, like epilating and waxing, but you'll be rewarded with smooth skin for longer.
She added that after the doll's are painted she has to assemble them, add any finishing touches and root hair, and if the hair is rooted that takes about eight hours or painting the hair takes about six.
The water works to calm and soften the skin to minimise any pain of root hair removal, leaving a silky clean finish.
Several workers have reported that nodule formation precede plant growth and root hair formation [11, 15].