radiocolloidn.

Brit.

/ˌreɪdɪəʊˈkɒlɔɪd/, U.S.

/ˌreɪdioʊˈkɑlɔɪd/

Origin: Formed within English, by compounding. Etymons: radio- comb. form², colloid n.

Etymology: < radio- comb. form² + colloid n. Compare slightly earlier radiocolloidal adj.

Science.

A radioactive substance in colloidal form.

ΘΚΠ

the world > matter > physics > atomic nucleus > radioactivity > [noun] > substance in colloidal form

radiocolloid1930

1930 Chem. Abstr. 24 1279 Recent expts. on solns. of the ‘radiocolloid’ Th C (Bi).

1956 Nature 28 Jan. 184/1 It is more likely..that the high concentration of chromate ions in the resin promotes the formation of a radio-colloid, which is then adsorbed on the resin.

1995 Sci. Total Environment 175 9 Additional size fractionation experiments were carried out to investigate the likely persistence of radiocolloids following dilution of effluents into seawater.

This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022).

单词	radiocolloid
释义	radiocolloidn. Brit. /ˌreɪdɪəʊˈkɒlɔɪd/, U.S. /ˌreɪdioʊˈkɑlɔɪd/ Origin: Formed within English, by compounding. Etymons: radio- comb. form², colloid n. Etymology: < radio- comb. form² + colloid n. Compare slightly earlier radiocolloidal adj. Science. A radioactive substance in colloidal form. ΘΚΠ the world > matter > physics > atomic nucleus > radioactivity > [noun] > substance in colloidal form radiocolloid1930 1930 Chem. Abstr. 24 1279 Recent expts. on solns. of the ‘radiocolloid’ Th C (Bi). 1956 Nature 28 Jan. 184/1 It is more likely..that the high concentration of chromate ions in the resin promotes the formation of a radio-colloid, which is then adsorbed on the resin. 1995 Sci. Total Environment 175 9 Additional size fractionation experiments were carried out to investigate the likely persistence of radiocolloids following dilution of effluents into seawater. This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022). < n.1930
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