Search the dictionary A Chinese word or character, or English Draw a character Search Read this way 5 entries. hùndùn 混沌 primal chaos (original state of the universe in Chinese mythology) hùndùnxué 混沌学 chaos theory (math.) hùndùnlǐlùn 混沌理论 chaos theory hùndùnxué 混沌學 chaos theory (math.) hùndùnlǐlùn 混沌理論 chaos theory In the English definitions 1 entry. dùn, zhuàn 沌 used in 混沌 hùndùn (chaos)