How to Pronounce "radioactivity"
word
ˈɹeɪdioʊˌækˌtɪvəˌti/, /ˌɹeɪdioʊˌækˈtɪvəˌti
RAY-dee-oh-ak-TIV-uh-tee
ɹˌeɪdɪəʊæktˈɪvɪti
ray-dee-oh-ak-TIV-i-tee
Definition
Radioactivity is the process by which certain substances release energy as radiation, usually as a result of changes in their atomic structure. This energy can be harmful to living things if not handled safely.
IPA Transcription
American English
ˈɹeɪdioʊˌækˌtɪvəˌti/, /ˌɹeɪdioʊˌækˈtɪvəˌti
British English
ɹˌeɪdɪəʊæktˈɪvɪti
Simplified Pronunciation
US
RAY-dee-oh-ak-TIV-uh-tee
UK
ray-dee-oh-ak-TIV-i-tee
Listen in Context
Some elements like uranium have high radioactivity.
We need special equipment to measure radioactivity.
The scientist explained the dangers of radioactivity to the students.
Long-term exposure to radioactivity can lead to health problems.