A movement in art, culture, or politics that is innovative and ahead of its time.

आधुनिकवादी

English Usage: The exhibition showcased works from the avantgarde of modern art.

Hindi Usage: प्रदर्शनी ने आधुनिक कला के उन्नत विचारों के कार्यों को प्रदर्शित किया।

Relating to new and experimental ideas and methods in art, music, or literature.

प्रयोगात्मक

English Usage: Her avantgarde approach to music surprised many traditionalists.

Hindi Usage: उनके प्रयोगात्मक संगीत दृष्टिकोण ने कई पारंपरिकवादियों को चौंका दिया।