Opposed to reason, logic, or rational thinking; promoting emotion or intuition over logic.
From anti- (against) + rational (based on reason). Rational comes from Latin 'rationalis' meaning reasonable. This philosophical term emerged in 19th-century debates about reason and intuition.
Philosophers and artists have long battled over whether 'antirational' thinking (like artistic intuition) is actually irrational or just differently rational—it's one of those word debates that never fully settles!
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