utraquism

noun3

1. •
   The combination of two methods or fields of study.

   • The utraquism of our gymnasia, which try to combine with traditional teaching of the ancient languages instruction in the modern sciences and the modern languages, cannot be permanently maintained. — 1887
2. •
   A method that uses analogy to draw on insights from both objective natural science on the one hand, and subjective psychology and social science on the other.
3. •
   (rare) A term, phrase, or concept with multiple meanings.

   • “Eternal love” and “selfless love” are both equivocations, and utraquisms—that an unstable state can remain unchanged eternally or that self can be eliminated and love retained. — 1972

noun1

1. •
   (historical) The moderate Hussite ideology that the faithful, specifically including laity, should receive Communion under both kinds (sub utraque specie), that is to say, receive both bread and wine during the Eucharist; moderate Hussitism.