the large single root of plants such as the dandelion, which grows vertically downwards and bears smaller lateral roots
WordReference Random House Unabridged Dictionary of American English © 2025
tap•root
(tap′ro̅o̅t′, -rŏŏt′),USA pronunciation n. [Bot.]
- Botanya main root descending downward from the radicle and giving off small lateral roots. See illus. under root 1.
- tap2 + root1 1595–1605
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'taproot' also found in these entries (note: many are not synonyms or translations):