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aerial root

[ ârē-əl ]
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A root that develops from a location on a plant above the surface of the earth or water, as from a stem. For example, some orchids have aerial roots that grow from their stems and absorb water directly from the air.

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On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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