SINISTER-HANDED
Sin"is*ter-hand"ed, a.
Defn: Left-handed; hence, unlucky. [Obs.] Lovelace.
SINISTERLY
Sin"is*ter*ly, adv.
Defn: In a sinister manner. Wood.
SINISTRAD
Sin"is*trad, adv. Etym: [L. sinistra the left hand + ad tp.] (Anat. &
Zoöl.)
Defn: Toward the left side; sinistrally.
SINISTRAL
Sin"is*tral, a.
1. Of or pertaining to the left, inclining to the left; sinistrous; - - opposed to dextral.
2. (Zoöl.)
Defn: Having the whorls of the spire revolving or rising to the left; reversed; — said of certain spiral shells.