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Definition of l-

l-: Abbreviation for levorotatory, applied to a chemical compound, as in l-dopa. Levorotary is opposed to dextrorotary which is abbreviated as d-. From the Latin laevus, on the left-hand side.

Source: MedTerms™ Medical Dictionary
http://www.medicinenet.com/script/main/art.asp?articlekey=12125
Last Editorial Review: 10/9/2012

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