A burial mound is an ancient form of burial, typically consisting of a raised area of land with a mound of earth on top. The two crossword solutions for this term are 'BARROW' and 'TUMULUS', both of which refer to a type of burial mound. A BARROW is a low, circular mound of earth, while a TUMULUS is a larger, more elaborate mound. Both types of burial mounds were used in ancient times to bury the dead and were often associated with religious or spiritual beliefs.