A possibility of something happening.

A favorable opportunity.

अनुकूल अवसर

English Usage: He got a chance to meet his favorite author.

Hindi Usage: उसे अपने पसंदीदा लेखक से मिलने का अनुकूल अवसर मिला।

A remarkable occurrence of events or circumstances without apparent causal connection.

An accidental meeting or event.

एक आकस्मिक मुलाकात या घटना

English Usage: Their meeting was a pure coincidence.

Hindi Usage: उनकी मुलाकात एक पूर्ण संयोग थी।