radiotherapy
|ra-di-o-ther-a-py|
C1
🇺🇸
/ˌreɪdioʊˈθɛrəpi/
🇬🇧
/ˌreɪdiəʊˈθɛrəpi/
treatment using radiation
Etymology
Etymology Information
'radiotherapy' originates from the combination of 'radio-' meaning 'radiation' and 'therapy' meaning 'treatment'.
Historical Evolution
'Radiotherapy' was formed in the early 20th century as a compound of 'radio-' and 'therapy'.
Meaning Changes
Initially, it meant 'treatment using radiation', and this meaning has largely remained the same in modern usage.
Meanings by Part of Speech
Last updated: 2025/05/07 07:51