根こん

noun

perseverance; persistence; stick-to-itiveness

Refers to the quality of not giving up, often used in contexts of effort, study, or work. The gloss 'stick-to-itiveness' is colloquial.

• 彼かれの成せい功こうは根こんのおかげだ。

  His success is due to his perseverance.

• 勉べん強きょうには根こんが必ひつ要ようだ。

  Studying requires persistence.

noun

radical (chemistry)

In chemistry, a radical, especially one that ionizes easily. Technical term.

See also: 基 (き)

• この化か合ごう物ぶつは根こんを生せい成せいしやすい。

  This compound tends to produce radicals.

noun

root (mathematics)

Mathematical root, such as square root or root of an equation.

• この方ほう程てい式しきの根こんを求もとめなさい。

  Find the root of this equation.

noun

indriya (Buddhist faculty)

Buddhist term for the sensory or spiritual faculties. Rare outside Buddhist contexts.

• 仏ぶっ教きょうでは、根こんは感かん覚かく器き官かんを指さすことがある。

  In Buddhism, 根 can refer to the sensory organs.