sinistrally

English

Etymology

From sinistral +‎ -ly.

Adverb

sinistrally (comparative more sinistrally, superlative most sinistrally)

  1. Toward the left; in a sinistral manner.
    • 1895, Joseph LeConte, Sight: An Exposition of the Principles of Monocular and Binocular Vision:
      rotate it on its axis inward, i.e., sinistrally for the right eye and dextrally for the left

References