stick-to-itiveness; perseverance; persistence — the quality of continuing effort and not giving up
彼には仕事に対する根があるので最後までやり抜く。
He has perseverance in his work, so he sees things through to the end.
毎日練習する根がなければ上達は難しい。
Without the persistence to practice every day, improvement is difficult.
小さな失敗であきらめない根が必要だ。
You need the persistence to not give up over small failures.
a chemical radical or group (e.g. an alkyl group) — often referring to parts of molecules with radical/ion-like behavior
アルキル根は炭化水素鎖を表す。
An alkyl group represents a hydrocarbon chain.
有機反応では、特定の根が反応性を決めることが多い。
In organic reactions, a specific radical/group often determines reactivity.
a root in mathematics — a solution of an equation or the root(s) of a function
この方程式の根を求めよ。
Find the roots of this equation.
二次方程式の平方根を計算する。
Calculate the square roots for the quadratic equation.
an indriya in Buddhism — a faculty or power of the body/mind (e.g. the five faculties: eye, ear, nose, tongue, body)
仏教では、眼・耳・鼻・舌・身の五根が心身の働きを示すとされる。
In Buddhism, the five faculties — eye, ear, nose, tongue, and body — are said to indicate the workings of mind and body.