A ritual burning of offerings such as grains and ghee, which is held to mark births, marriages, and other special occasions.
 I told her that you would arrange a havan and marry her with due formalities
 Example sentencesExamples
-  On March 5, 2000, when the 125th anniversary of the Arya Samaj was cerebrated on the island, more than 165 havans (fire rituals) were performed.
 -  Each day begins and ends with hatha yoga, meditation and worship at the havan, or fire ceremony.
 -  The Shiva-Vishnu Temple performs Gayatri havan periodically to propitiate the Lord.
 -  You know Indians are cricket crazy when a village in Haryana performs a havan to ensure that India will win against Pakistan in the World Cup.
 -  And they brought five Brahmins here to do a yagna or havan to ‘clean up’ the temple because we had entered the premises.