- (formerly) radon. Symbol: Nt
Origin of niton
1910–15; < Latin nit(ēre) to shine + -on1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for niton
Niton, it is my order that the twilight be as slow as our instruments will allow.Giants on the Earth
Sterner St. Paul Meek
Niton, or radium emanation, is one of the products of the disintegration of radium.Meteorology
Charles Fitzhugh Talman
This gas is known as the emanation or niton, "the shining one."Creative Chemistry
Edwin E. Slosson
Lady Niton glanced at the thin fanatical face of the speaker.
The last Sunday Lady Niton took me to church, the service lasted an hour and three-quarters.
- a less common name for radon
C20: from Latin nitēre to shine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012