| levo- | 1. <prefix> A prefix from the Latin word laevus, meaning pertaining to, or toward, the left; as, levorotatory. 2. <chemistry> Turning the plane of polarized light to the left; as, levotartaric acid; levoracemic acid; levogyratory crystals, etc. Alternative forms: laevo-. (29 Oct 1998) |
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