Sinistral

1. (a.) Of or pertaining to the left, inclining to the left; sinistrous; -- opposed to dextral.

2. (a.) Having the whorls of the spire revolving or rising to the left; reversed; -- said of certain spiral shells.

Thesaurus Entries

backhand, backhanded, circuitous, counterclockwise, deflectional, deviant, deviative, devious, digressive, divagational, divergent, excursive, indirect, larboard, left, left-hand, left-handed, left-wing, left-wingish, levorotatory, liberal, near, nigh, oblique, port, radical, side, sidelong, sinister, sinistrocerebral, sinistrocular, sinistrogyrate, sinistromanual, sinistrorse, southpaw