handedness

/HH AE1 N D AH0 D N AH0 S/
noun
  1. 1

    The property that distinguishes an asymmetric object from its mirror image. For example, the essential difference between a left and right glove.

  2. 2

    A preference (usually innate) for using one hand rather than the other.

Synonyms

Source: https://en.wiktionary.org/wiki/handedness