Rationalism is a philosophical position, theory, or view that reason is the source of knowledge.

Rationalism may also refer to:

  • Rationalism (architecture), a term applied to a number of architectural movements
  • Rationalism (international relations), a political perspective on the international system
  • Rationalism (theology), philosophical Rationalism applied in theology
  • Critical rationalism, an epistemological philosophy advanced by Karl Raimund Popper
  • Economic rationalism, an Australian term in discussion of microeconomic policy
  • Pancritical rationalism, a theory by William Warren Bartley developed from panrationalism and critical rationalism

See also

  • Rational (disambiguation)
  • Rationale (disambiguation)
  • Rationality
  • Rationalization (disambiguation)
  • Rationalist community
  • Rationalist Association
  • Rationalist Society of Australia