Not able to be seen through; not transparent.

Difficult to understand; unclear.

समझना मुश्किल; अस्पष्ट।

English Usage: His explanation was so opaque that no one understood the concept.

Hindi Usage: उसकी व्याख्या इतनी अस्पष्ट थी कि कोई भी अवधारणा को नहीं समझ सका।

A substance that does not allow light to pass through.

एक पदार्थ जो प्रकाश को पार नहीं होने देता।

English Usage: The window was made of opaque glass, ensuring privacy.

Hindi Usage: खिड़की अपारदर्शी कांच से बनी थी, जो गोपनीयता सुनिश्चित करती थी।