A person who observes visual phenomena or visual art for enjoyment or study.

दृश्य अवलोकन करने वाला व्यक्ति

English Usage: The sight observer took notes on the landscape during the art exhibition.

Hindi Usage: दृश्य अवलोकन करने वाला व्यक्ति कला प्रदर्शनी के दौरान परिदृश्य पर नोट्स लिया।

A person who observes an event but does not participate.

अवलोकक

English Usage: As a spectator, she enjoyed watching the dance performance from the front row.

Hindi Usage: एक अवलोकक के रूप में, उसने सामने की पंक्ति से नृत्य प्रदर्शन का आनंद लिया।

A participant who watches an event without an official role.

अवलोकक

English Usage: The unofficial observer reported the findings at the end of the event.

Hindi Usage: अनौपचारिक अवलोकक ने कार्यक्रम के अंत में निष्कर्ष बताये।