Sin"is*tral (?), a. 1.
Of or pertaining to the left, inclining to the left; sinistrous;
-- opposed to dextral.
2. (Zoöl.) Having the whorls of
the spire revolving or rising to the left; reversed; -- said of
certain spiral shells.
Sin"is*tral (?), a. 1.
Of or pertaining to the left, inclining to the left; sinistrous;
-- opposed to dextral.
2. (Zoöl.) Having the whorls of
the spire revolving or rising to the left; reversed; -- said of
certain spiral shells.