prop root
–noun Botany. | an adventitious root that supports the plant, as the aerial roots of the mangrove tree or of corn. |
Origin: 1900–05
prop root
n. An adventitious root that arises from the stem, penetrates the soil, and helps support the stem, as in corn. Also called brace root. |
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
prop root  (prŏp) Pronunciation Key
An adventitious root that arises from the stem, penetrates the soil, and helps support the stem, as in corn.
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The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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