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millionth

[mil-yuh nth] /ˈmɪl yənθ/
adjective
1.
coming last in a series of a million.
2.
being one of a million equal parts.
noun
3.
the millionth member of a series.
4.
a millionth part, especially of one (1/1,000,000).
Origin
1665-1675
1665-75; million + -th2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for millionth
  • The chromosphere is only one-millionth as dense as the photosphere.
  • The difference would be only about one-millionth of a second.
  • Cool a gas of rubidium atoms to one-hundred-millionth of a degree above absolute zero or less and something strange happens.
  • Typically, a polar bear enclosure is only one millionth the size of its minimum home range.
  • He also reiterates, for the millionth time, the components of the scientific method.
  • So good a vacuum is produced that it is estimated that at the utmost no more than a one-millionth part of the air remains.
British Dictionary definitions for millionth

millionth

/ˈmɪljənθ/
noun
1.
  1. one of 1 000 000 approximately equal parts of something
  2. (as modifier): a millionth part
2.
one of 1 000 000 equal divisions of a particular scientific quantity related prefix micro-
3.
the fraction equal to one divided by 1 000 000
adjective
4.
(usually prenominal)
  1. being the ordinal number of 1 000 000 in numbering or counting order, etc
  2. (as noun): the millionth to be manufactured
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
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Word Origin and History for millionth
adj.

1670s, from million + -th (1).

Online Etymology Dictionary, © 2010 Douglas Harper
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14
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