Dasara, a South Indian term for Vijayadashami, derived from the Sanskrit Dasha-hara which means “remover of bad fate”, is among the most important festivals celebrated in India. Other regional spellings include Dashera, Dussera and Dussehra in North India.
Specifically, it may refer to:
in South India, the ten-day festival of Navratri as a whole
in Mysore, Mysore Dasara
in Madikeri, Madikeri Dasara
in Mangalore, Mangalore Dasara
in Nepal, the 15-day festival of Dashain
in North India, the tenth day of the festival, Vijayadashami
in Himachal Pradesh, a seven-day festival starting on that day, Kullu Dussehra.