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单词 norgestrel
释义

Definition of norgestrel in English:

norgestrel

noun nɔːˈdʒɛstr(ə)l
Pharmacology

  • A synthetic steroid hormone, C₂₁H₂₈O₂, which has actions similar to those of progesterone and is used chiefly in oral contraceptives.

Origin

1960s. From nor- + -gest- + -rel, probably after norethynodrel.

Definition of norgestrel in US English:

norgestrel

nounnɔːˈdʒɛstr(ə)l
Pharmacology

  • A synthetic steroid hormone, C₂₁H₂₈O₂, which has actions similar to those of progesterone and is used chiefly in oral contraceptives.

Origin

1960s. From nor- + -gest- + -rel, probably after norethynodrel.
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更新时间：2025/6/18 16:07:58