The term is the generally accepted term in anthropology to describe such phenomena as well as the common and lay term used in everyday language.
The word derives from the Australian English pronunciation of custom but crosses meanings that incorporate:
It is consistent in spelling across most of the many variations in pidjin and pisin across the region.
Kastom is mostly not written, only passed down through teachings and stories. It is concentrated through:
- Kastom House - sites where objects and rituals are stored.
- Kastom stories - myths, legends and communal histories.
- ritual objects - objects of special power, significance and symbolism.
The use of the word is slightly different in the different countries and cultures of Melanesia.
Jolly, Margaret. Women of the Place: Kastom, Colonialism, and Gender in Vanuatu.
- Culture, Kastom and Tradition: Cultural Policy in Melanesia, edited by Lamont Lindstrom and Geoffrey M. White.