1) Asymmetrical 2) Having differing sides 3) Ill-proportioned 4) Irregular 5) Lopsided 6) Noninterchangeable 7) Not perfectly balanced 8) One-sided 9) Uneven 10) Unsymmetric 11) Unsymmetrical 1) Asymmetrical 2) Irregular 3) Lopsided 4) Noninterchangeable 5) Unshapely 6) Unsymmetric 7) Unsymmetrical 
• (a.) Alt. of Asymmetrical
qualifies a two-terminal element or a two-terminal circuit for which at least one relation between the integral quantities does not remain valid if the value of each quantity is replaced by its negative NOTE 1 - An example is an ideal diode. NOTE 2 - The term 'asymmetric' has another meaning when applied to a two-port network.
uneven
Not symmetrical; denoting a lack of symmetry between two or more like parts. ... (05 Mar 2000) ... 
(a) Type: Term Pronunciation: ā′sim-et′rik Definitions: 1. Not symmetric; denoting a lack of symmetry between two or more like parts.
Not the same on each side of the body
not identical on both sides of a central line; unsymmetrical; lacking symmetry: Most faces are asymmetric. · (of a logical or mathematical relation) holding true of members of a class in one order but not in the opposite order, as in the relation “being an ancestor of.” · · having an unsymmetrical arrangement of atoms in a mo...