radioactivatedadj.

Brit.

/ˌreɪdɪəʊˈaktᵻveɪtᵻd/, U.S.

/ˌreɪdioʊˈæktəˌveɪdᵻd/

Origin: Formed within English, by compounding. Etymons: radio- comb. form², activated adj.

Etymology: < radio- comb. form² + activated adj., after radioactive adj. Compare radioactivation n., earlier radioactivating n., and later radioactivate v.

Made radioactive.

ΚΠ

1910 Lancet 21 May 1400/1 Water rendered radio-active (radio-activated water).

1946 Sci. Monthly Aug. 1 (advt.) Successive microradiographs of radioactivated plant and animal specimens tell the metabolic story.

1971 P. Kruger Princ. Activation Anal. vi. 223 The energies of most gamma-ray transitions from radioactivated nuclides are less than 2 MeV.

1990 Osaka City Med. Jrnl. 36 53 Neutron activation analysis (NAA) has been used for measuring various elements under the conditions appropriate for the irradiated or radioactivated subject of analysis.

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

单词	radioactivated
释义	radioactivatedadj. Brit. /ˌreɪdɪəʊˈaktᵻveɪtᵻd/, U.S. /ˌreɪdioʊˈæktəˌveɪdᵻd/ Origin: Formed within English, by compounding. Etymons: radio- comb. form², activated adj. Etymology: < radio- comb. form² + activated adj., after radioactive adj. Compare radioactivation n., earlier radioactivating n., and later radioactivate v. Made radioactive. ΚΠ 1910 Lancet 21 May 1400/1 Water rendered radio-active (radio-activated water). 1946 Sci. Monthly Aug. 1 (advt.) Successive microradiographs of radioactivated plant and animal specimens tell the metabolic story. 1971 P. Kruger Princ. Activation Anal. vi. 223 The energies of most gamma-ray transitions from radioactivated nuclides are less than 2 MeV. 1990 Osaka City Med. Jrnl. 36 53 Neutron activation analysis (NAA) has been used for measuring various elements under the conditions appropriate for the irradiated or radioactivated subject of analysis. This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022). < adj.1910
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