asymmetric

Universal Words adjective 1 having two sides or parts that are not the same in size or shape: Most people's faces are asymmetric. OPPSYMMETRICAL 2 (technical) not equal, for example in the way each side or part behaves: Linguists are studying the asymmetric use of Creole by parents and children (= parents use one language and children reply in another). * Pilots need training in asymmetric flying (= when only one of two engines is working). asymmetrically adverb asymmetry noun [C,U]