asymmetric
asym.met.ric \.a--s*-'me-trik\ \-tri-k*l\ \-k(*-)le-\ \(')a--'sim-*-tre-\
aj [Gk asymmetria lack of proportion, fr. asymmetros ill-proportioned,] fr.
a- + symmetros symmetrical - more at SYMMETRY : not symmetrical -
asym.met.ri.cal aj
Webster's English Dictionary