taproot(redirected from taprooted)
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the large single root of plants such as the dandelion, which grows vertically downwards and bears smaller lateral roots
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
A root system in which the primary root forms a dominant central axis that penetrates vertically and rather deeply into the soil; it is generally larger in diameter than its branches.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.