kyr

listen to the pronunciation of kyr
الإنجليزية - التركية
(bilimsel makalelerde) "bin sene", milenyum
الإنجليزية - الإنجليزية
A thousand years
kyr was formerly used in some English-language geology and astronomy works as a unit of one thousand years or millennium. The "k" is the SI prefix for kilo or thousand, mixed with the non-SI suffix "yr" simply an abbreviation for "year"