also: おもね
noun
main root; taproot
Botanical term for the primary root that grows vertically downward and from which smaller lateral roots branch.
ニンジンの主根は太くて長い。
The taproot of a carrot is thick and long.
主根が深く伸びる植物は乾燥に強い。
Plants with deep-growing taproots are drought-resistant.
Rarely used kana form; the reading おもね is uncommon.
Compound of 主 (しゅ, 'main') and 根 (こん, 'root'). The reading おもね is a rare native Japanese reading of the same kanji combination.