Hypertext Webster Gateway: "levorotatory"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Levorotatory \Le`vo*ro"ta*to*ry\ (-r[=o]"t[.a]*t[-o]*r[y^]), a.
[Levo- + rotatory.] (Chem. & Physics)
Turning or rotating the plane of polarization towards the
left; levogyrate, as levulose, left-handed quartz crystals,
etc. [Written also {l[ae]vorotatory}.]
From WordNet (r) 1.7 (wn)
levorotatory
adj : rotating to the left [syn: {levorotary}, {left-handed}]
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