polybrominatedadj.

Brit.

/ˌpɒlɪˈbrəʊmᵻneɪtᵻd/, U.S.

/ˌpɑliˈbroʊməˌneɪdᵻd/

Origin: Formed within English, by compounding. Etymons: poly- comb. form, brominated adj.

Etymology: < poly- comb. form + brominated adj. Compare earlier monobrominated adj., tribrominated adj. at tri- comb. form 3d, tetrabrominated at tetra- comb. form 2c, and polychlorinated adj.With polybrominated biphenyl n. at Compounds compare earlier polychlorinated biphenyl n. at polychlorinated adj. Compounds.

Chemistry.

Having two or more bromine atoms added to or introduced as substituents in each molecule. Now chiefly in polybrominated biphenyl n. at Compounds.

ΘΚΠ

the world > matter > chemistry > elements and compounds > metals > specific elements > bromine > [adjective] > compounds

polybrominated1940

1940 U.S. Patent 2,199,397 4/2 A process for producing new surface active products which comprises reacting trimethylamine with a polybrominated palmitic acid.

1977 Lancet 9 Apr. 790/2 When, in the U.S.A., flame resistance in children's sleeping clothes became mandatory, industry responded promptly, using those polychlorinated or polybrominated compounds which were to hand.

1997 Limnol. & Oceanogr. 42 1729/1 Production rates of polybrominated methanes from different algal species vary widely.

Compounds

polybrominated biphenyl n. any of a class of polybrominated compounds derived from biphenyl, which have various industrial applications and are persistent environmental pollutants; abbreviated PBB.

ΚΠ

1977 Time 4 Apr. 56/3 Michigan farmers..last year lost thousands of cattle to poisoning when a fire retardant called polybrominated biphenyl (PBB) was accidentally mixed with feed.

1995 Science 15 Sept. 1608/2 This group was exposed to polybrominated biphenyls through consumption of contaminated farm animals and food products.

This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022).

单词	polybrominated
释义	polybrominatedadj. Brit. /ˌpɒlɪˈbrəʊmᵻneɪtᵻd/, U.S. /ˌpɑliˈbroʊməˌneɪdᵻd/ Origin: Formed within English, by compounding. Etymons: poly- comb. form, brominated adj. Etymology: < poly- comb. form + brominated adj. Compare earlier monobrominated adj., tribrominated adj. at tri- comb. form 3d, tetrabrominated at tetra- comb. form 2c, and polychlorinated adj.With polybrominated biphenyl n. at Compounds compare earlier polychlorinated biphenyl n. at polychlorinated adj. Compounds. Chemistry. Having two or more bromine atoms added to or introduced as substituents in each molecule. Now chiefly in polybrominated biphenyl n. at Compounds. ΘΚΠ the world > matter > chemistry > elements and compounds > metals > specific elements > bromine > [adjective] > compounds polybrominated1940 1940 U.S. Patent 2,199,397 4/2 A process for producing new surface active products which comprises reacting trimethylamine with a polybrominated palmitic acid. 1977 Lancet 9 Apr. 790/2 When, in the U.S.A., flame resistance in children's sleeping clothes became mandatory, industry responded promptly, using those polychlorinated or polybrominated compounds which were to hand. 1997 Limnol. & Oceanogr. 42 1729/1 Production rates of polybrominated methanes from different algal species vary widely. Compounds polybrominated biphenyl n. any of a class of polybrominated compounds derived from biphenyl, which have various industrial applications and are persistent environmental pollutants; abbreviated PBB. ΚΠ 1977 Time 4 Apr. 56/3 Michigan farmers..last year lost thousands of cattle to poisoning when a fire retardant called polybrominated biphenyl (PBB) was accidentally mixed with feed. 1995 Science 15 Sept. 1608/2 This group was exposed to polybrominated biphenyls through consumption of contaminated farm animals and food products. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < adj.1940
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