thousandth
🇺🇸
/ˈθaʊznθ/
🇬🇧
/ˈθaʊznθ/
The position in a sequence that is one thousand items after the first.
The city celebrated its thousandth anniversary with a grand parade.
One part of a thousand equal parts of a whole.
The runner broke the record by a thousandth of a second.