radium dial

Noun

Meaning

English Wikipedia has an article on:radium dialsWikipedia
radium dial (plural radium dials)

The dial of a watch or clock on which the hours have been marked with a radium compound to make them luminous

Source: en.wiktionary.org

Close letter words and terms

radium radium bromide radium chloride radium emanation Radium Girl radium hydroxide