undissolvable

Adjective

Not dissolvable

Japanese Meaning

溶解しない / 解けない

After months of experiments, the chemist concluded that the contaminant was undissolvable in water and most organic solvents.

数か月にわたる実験の後、化学者はその不純物が水やほとんどの有機溶媒に溶けないと結論づけた。

Sense（1）

Not dissolvable

more undissolvable

（ comparative ）

most undissolvable

（ superlative ）