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单词 top-root
释义

top-rootn.

Etymology: Variant of taproot n.
Obsolete.
= taproot n.
ΘΚΠ
the world > plants > part of plant > root > [noun]
moreeOE
rootc1175
master-rootc1330
rootinga1400
radix1558
leg1597
taproot1601
top-root1651
tuberous root1668
heart-root1669
pivot1725
spill1766
tap1796
tutty-more1873
pneumatophore1891
stem root1901
heart-root1903
1651 N. Bacon Contin. Hist. Disc. Govt. 283 Edward the sixth came in like a storm that tore up Episcopacy by the Roots, yet a Top-Root remained intire with the stock.
1675 J. Worlidge Systema Agriculturæ (ed. 2) vi. 92 Leave as much of the Root on as you can, abating only the top-root or down-right Roots.

Derivatives

top-rooted adj. = taprooted adj. at taproot n. Derivatives.
ΚΠ
1762 A. Dickson Treat. Agric. ii. xiv. 250 The top-rooted plants, that is, such as push one principal root perpendicularly downwards.
This entry has not yet been fully updated (first published 1913; most recently modified version published online March 2021).
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n.1651
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更新时间:2025/2/24 7:39:56