The quality of being impure; contamination.

A defect or flaw, often in a scientific context.

दोष

English Usage: The scientist discovered an impurity effect that altered the experiment's results.

Hindi Usage: वैज्ञानिक ने एक दोष प्रभाव खोजा जिसने प्रयोग के परिणामों को बदल दिया।

Not pure; mixed with foreign matter.

अशुद्ध

English Usage: The impure substance failed to meet the safety standards.

Hindi Usage: अशुद्ध पदार्थ सुरक्षा मानकों को पूरा करने में असफल रहा।