A branch of theology concerned with the defense or proof of Christianity.

A formal defense or justification.

एक औपचारिक रक्षा या औचित्य

English Usage: The author wrote an apologetics for his controversial assertions.

Hindi Usage: लेखक ने अपने विवादास्पद दावों के लिए एक औपचारिक रक्षा लिखी।