Definition of d-

d-: Abbreviation for dextrorotatory, applied to a chemical compound. Dextrorotary is opposed to levorotary which is abbreviated as l-. From the Latin dexter, on the right-hand side.


Last Editorial Review: 6/9/2016

Search MedTerms:


Back to MedTerms online medical dictionary A-Z List
Pill Identifier Tool

Need help identifying pills and medications?
Use the pill finder tool on RxList.

Health Solutions From Our Sponsors