radioatividade

Portuguese

Alternative forms

• radioactividade (pre-1990 spelling)

Etymology

From radio- +‎ atividade.

Pronunciation

 

• (Brazil) IPA^(key): /ˌʁa.d͡ʒi.o.a.t͡ʃi.viˈda.d͡ʒi/ [ˌha.d͡ʒɪ.o.a.t͡ʃi.viˈda.d͡ʒi], (faster pronunciation) /ˌʁa.d͡ʒjo.a.t͡ʃi.viˈda.d͡ʒi/ [ˌha.d͡ʒjo.a.t͡ʃi.viˈda.d͡ʒi]

• (Brazil) IPA^(key): /ˌʁa.d͡ʒi.o.a.t͡ʃi.viˈda.d͡ʒi/ [ˌha.d͡ʒɪ.o.a.t͡ʃi.viˈda.d͡ʒi], (faster pronunciation) /ˌʁa.d͡ʒjo.a.t͡ʃi.viˈda.d͡ʒi/ [ˌha.d͡ʒjo.a.t͡ʃi.viˈda.d͡ʒi]
  • (Rio de Janeiro) IPA^(key): /ˌʁa.d͡ʒi.o.a.t͡ʃi.viˈda.d͡ʒi/ [ˌχa.d͡ʒɪ.o.a.t͡ʃi.viˈda.d͡ʒi], (faster pronunciation) /ˌʁa.d͡ʒjo.a.t͡ʃi.viˈda.d͡ʒi/ [ˌχa.d͡ʒjo.a.t͡ʃi.viˈda.d͡ʒi]
  • (Southern Brazil) IPA^(key): /ˌʁa.d͡ʒi.o.a.t͡ʃi.viˈda.de/ [ˌha.d͡ʒɪ.o.a.t͡ʃi.viˈda.de], (faster pronunciation) /ˌʁa.d͡ʒjo.a.t͡ʃi.viˈda.de/ [ˌha.d͡ʒjo.a.t͡ʃi.viˈda.de]

 

• (Portugal) IPA^(key): /ˌʁa.djɔ.a.ti.viˈda.dɨ/ [ˌʁa.ðjɔ.a.ti.viˈða.ðɨ]

• (Portugal) IPA^(key): /ˌʁa.djɔ.a.ti.viˈda.dɨ/ [ˌʁa.ðjɔ.a.ti.viˈða.ðɨ]
  • (Northern Portugal) IPA^(key): /ˌʁa.djɔ.a.ti.biˈda.dɨ/ [ˌʁa.ðjɔ.a.ti.βiˈða.ðɨ]

Noun

radioatividade f (plural radioatividades)

1. (physics) radioactivity