FORMAL REASONING By N., Sam M.S. - 136 the reasoning that we use that entails using operations of formal logic. See deductive reasoning; logic. FORMAL REASONING: "Formal reasoning uses formal logic." Related Psychology Terms APRAXIA (literally, “inability to act or do”) Piaget’s Theory of Cognitive Development SULLIVAN, HARRY STACK (1892- 1949) ARISTOTELIAN OTIS-LENNON SCHOOL ABILITY TEST (OLSAT) SYMBOLIC LOGIC CONDITIONAL REASONING AXIOM RATIONAL PSYCHOLOGY DEDUCTION Cite this page: N., Sam M.S., "FORMAL REASONING," in PsychologyDictionary.org, May 11, 2013, https://psychologydictionary.org/formal-reasoning/ (accessed June 27, 2022).