The ability to focus one's attention or mental effort

The amount of a substance in a specified volume of solution

किसी विशेष मात्रा में पदार्थ की मात्रा

English Usage: The scientist measured the concentration of the acid in the solution.

Hindi Usage: वैज्ञानिक ने घोल में अम्ल की एकाग्रता को मापा।

So small or unimportant as to be not worth considering

Not significant enough to be noticed or considered

ध्यान देने या विचार करने के लिए पर्याप्त महत्वपूर्ण नहीं

English Usage: The difference in scores was negligible.

Hindi Usage: अंकों का अंतर नगण्य था।