dextrorotatory

adjective
dex·​tro·​ro·​ta·​to·​ry | \-ˈrō-tə-ˌtȯr-ē \

Definition of dextrorotatory 

: turning clockwise or toward the right specifically : rotating the plane of polarization of light toward the right dextrorotatory crystals — compare levorotatory

First Known Use of dextrorotatory

circa 1872, in the meaning defined above

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The first known use of dextrorotatory was circa 1872

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More Definitions for dextrorotatory

dextrorotatory

adjective
dex·​tro·​ro·​ta·​to·​ry | \-ˈrōt-ə-ˌtōr-ē, -ˌtȯr- \
variants: also dextrorotary \-​ˈrōt-​ə-​rē \

Medical Definition of dextrorotatory 

: turning clockwise or toward the right especially : rotating the plane of polarization of light toward the right dextrorotatory crystals — compare levorotatory

More from Merriam-Webster on dextrorotatory

Britannica.com: Encyclopedia article about dextrorotatory

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