irrational (not understandable by the mind, not rational, not reasonable) · irrational (not reducible to a fraction, and integer, or zero) · radical (involving mathematical roots)
çekim: karşılaştırma iracionālāks · üstünlük visiracionālākais
köken: Via some other European language, ultimately from Latin irratiōnālis, from ir- + ratiōnālis. The sense "radical; involving mathematical roots" is perhaps related to the fact that the square roots of most integers are irrational.