chronon

[kroh-non]

noun

a hypothetical unit of time, taken as a ratio between the diameter of the electron and the velocity of light, equivalent to approximately 10−24 second.

Origin of chronon

1975–80; < Greek chron(os) time + -on¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for chronon

Historical Examples of chronon

A chronon is the length of time it takes one quantum of energy to push one electron from one electronic orbit to the next.
The Ideal
Stanley Grauman Weinbaum

British Dictionary definitions for chronon

chronon

noun

a unit of time equal to the time that a photon would take to traverse the diameter of an electron: about 10 –24 seconds

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