'Thousandth' definitions:

Definition of 'thousandth'

(from WordNet)
adjective
The ordinal number of one thousand in counting order [syn: thousandth, 1000th]
noun
Position 1,000 in a countable series of things
noun
One part in a thousand equal parts [syn: one-thousandth, thousandth]

Definition of 'Thousandth'

From: GCIDE
  • Thousandth \Thou"sandth\, a.
  • 1. Next in order after nine hundred and ninty-nine; coming last of a thousand successive individuals or units; -- the ordinal of thousand; as, the thousandth part of a thing. [1913 Webster]
  • 2. Constituting, or being one of, a thousand equal parts into which anything is divided; the tenth of a hundredth. [1913 Webster]
  • 3. Occurring as being one of, or the last one of, a very great number; very small; minute; -- used hyperbolically; as, to do a thing for the thousandth time. [1913 Webster]

Definition of 'Thousandth'

From: GCIDE
  • Thousandth \Thou"sandth\, n. The quotient of a unit divided by a thousand; one of a thousand equal parts into which a unit is divided. [1913 Webster] Thowel