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norethynodrel
[ nawr-uh-thahy-nuh-druhl, naw-reth-uh-nuh-drel ]
noun
, Pharmacology.
- a progestin, C 2 0 H 2 6 O 2 , used in combination with an estrogen in some oral contraceptives.
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Word History and Origins
Origin of norethynodrel1
1955–60; nor- + ethyn(yl) , components of 2 versions of its chemical name + -odrel, of uncertain derivation
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