handedness noun. ['handɪdnɪs] E20.
[from HANDED + -NESS. See also earlier LEFT-HANDEDNESS, RIGHT-HANDEDNESS.]
1. The quality or state of being handed; esp. the tendency to use or the preference for the use of either the right or the left hand. E20.
■ P. Leach His handedness is controlled by the part of the brain that controls language.

2. That property of the configuration of a molecule, crystal, or other object (defined as left-handedness, right-handedness by arbitrary convention), which distinguishes it from its mirror image. M20.
Listener Proteins..contain amino acids (all of one particular handedness) joined together.

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