- Of or pertaining to the left, inclining to the left;
sinistrous; -- opposed to dextral. - Having the whorls of the spire revolving or rising to
the left; reversed; -- said of certain spiral shells.
Meaning of 'sinistral' (Princeton's WordNet)
1 . sinistral
[ a]
Meaning (1): - of or on the left
Example in sentence:
a sinistral flatfish lies with the left eye uppermost;
a sinistral gastropod shell with the apex upward has its opening on the left when facing the observer
2 . sinistral
[ s]
Meaning (2): - preferring to use left foot or hand or eye
Example in sentence:
sinistral individuals exhibit dominance of the left hand and eye