xenoestrogenn.

Brit.

/ˌzɛnəʊˈiːstrədʒ(ə)n/,

/ˌzɛnəʊˈɛstrədʒ(ə)n/, U.S.

/ˌzɛnoʊˈɛstrədʒ(ə)n/,

/ˌzinoʊˈɛstrədʒ(ə)n/

Forms: 1900s– xenestrogen, 1900s– xenoestrogen, 1900s– xeno-oestrogen.

Origin: Formed within English, by compounding. Etymons: xeno- comb. form, oestrogen n.

Etymology: < xeno- comb. form + oestrogen n., probably after xenobiotic n. and adj. at xeno- comb. form .

Biochemistry.

Any of numerous compounds present in the environment of a person or animal that are capable of mimicking the effects of endogenous oestrogen, or of increasing oestrogen production in the body.

ΚΠ

1991 P. L. Whitten & F. Naftolin in R. B. Hochberg & F. Naftolin New Biol. Steroid Hormones 155 We have termed these environmental compounds ‘xenoestrogens’ to denote their unnatural role in hormone action.

2003 Observer 16 Mar. 64/2 Xenoestrogens pervade our environment, but agrochemicals, plastic bottles and food wrappings, and tap water are believed to be highly potent sources.

2013 Weekend Post (Port Elizabeth) (Nexis) 6 July Commercial orange juice was usually heat-treated and then stored in plastic-lined boxes which leach harmful xenoestrogens (estrogen-mimickers) into the product.

This is a new entry (OED Third Edition, June 2019; most recently modified version published online December 2021).

单词	xenoestrogen
释义	xenoestrogenn. Brit. /ˌzɛnəʊˈiːstrədʒ(ə)n/, /ˌzɛnəʊˈɛstrədʒ(ə)n/, U.S. /ˌzɛnoʊˈɛstrədʒ(ə)n/, /ˌzinoʊˈɛstrədʒ(ə)n/ Forms: 1900s– xenestrogen, 1900s– xenoestrogen, 1900s– xeno-oestrogen. Origin: Formed within English, by compounding. Etymons: xeno- comb. form, oestrogen n. Etymology: < xeno- comb. form + oestrogen n., probably after xenobiotic n. and adj. at xeno- comb. form . Biochemistry. Any of numerous compounds present in the environment of a person or animal that are capable of mimicking the effects of endogenous oestrogen, or of increasing oestrogen production in the body. ΚΠ 1991 P. L. Whitten & F. Naftolin in R. B. Hochberg & F. Naftolin New Biol. Steroid Hormones 155 We have termed these environmental compounds ‘xenoestrogens’ to denote their unnatural role in hormone action. 2003 Observer 16 Mar. 64/2 Xenoestrogens pervade our environment, but agrochemicals, plastic bottles and food wrappings, and tap water are believed to be highly potent sources. 2013 Weekend Post (Port Elizabeth) (Nexis) 6 July Commercial orange juice was usually heat-treated and then stored in plastic-lined boxes which leach harmful xenoestrogens (estrogen-mimickers) into the product. This is a new entry (OED Third Edition, June 2019; most recently modified version published online December 2021). < n.1991
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