ˈtrivēəm noun
( plural triv·ia -ēə)
Etymology: Medieval Latin, from Latin, place where three roads meet
1. : the three liberal arts of grammar, rhetoric, and logic forming the elementary division of the seven liberal arts in medieval schools and required of all who would obtain bachelor's status — compare quadrivium
2.
[New Latin, from Latin]
: the three anterior rays in an echinoderm — opposed to bivium