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单词
norethindrone
释义
nor·eth·in·drone
\nȯrˈethə̇nˌdrōn, ˌnȯrethˈīn-\
noun
(
-s
)
Etymology:
nor- + ethin
yl + hy
dr- + -one
(as in
progesterone
)
:
a synthetic progestational hormone C
20
H
26
O
2
used in oral contraceptives often in the form of its acetate
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更新时间:2025/11/2 5:15:40