estrogen

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++es·tro·gen /ˈiːstrədʒən $ ˈes-/ noun [uncountable]  x-refthe usual American spelling of oestrogen oestrogen的一般美式拼法

Examples from the Corpus

estrogen• For coronary heart disease, estrogen users had a 60 % reduction in mortality risk.• You still need a prescription for estrogen and testosterone.• In the body, it changes into estrogen and testosterone.• It may reduce the accelerated bone loss of menopause, even in the absence of estrogen replacement therapy. 3.• The same form of estrogen also prevented replication of the virus.• After the second month of pregnancy, estriol levels steadily increase as the placenta takes over estrogen production. 344.• About 30 years ago the estrogen receptor protein was first isolated from the rat uterus.• For other cardiovascular problems, such as stroke, the estrogen users had a 73 % reduction in mortality.

es·tro·gen nounChineseSyllable  

oestrogen American usual spelling of the Corpus

estrogen
es‧tro‧gen /ˈiːstrədʒən $ ˈes-/ noun [uncountable]
the usual American spelling of oestrogen

es·tro·gen (NAmE) (BrE oes·tro·gen) BrE /ˈiːstrədʒən/ 🔊NAmE /ˈestrədʒən/ 🔊 noun [uncountable] a hormone produced in women's ovaries that causes them to develop the physical and sexual features that are characteristic of females and that causes them to prepare their body to have babies 雌激素  ➡  compare progesterone, testosterone