sena adjective English. Characteristic of an area where there is much incurable disease, believed to be the site of a spirit town. Example sentence: Subanen. Ki pegbenwanan nami kia nemun, mesena gupia, pu' bisan gendaw, medengeg namii gusig gitu' di gawanawan. English. The place we are living now is very unhealthy, for even in the daytime, we hear dogs barking in the air (i.e. spirit dogs.).