millionth

[ mil-yuhnth ]

adjective

1. coming last in a series of a million.
2. being one of a million equal parts.

noun

1. the millionth member of a series.
2. a millionth part, especially of one (1/1,000,000).

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 micro-
3. the fraction equal to one divided by 1 000 000

adjective

1. 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

Word History and Origins

Origin of millionth¹

First recorded in 1665–75; million + -th ²

Example Sentences

That’s nearly a millionth of the thickness of regular office paper.

From Popular-Science

If they’re right, it could be a look back into the very earliest flickers of time—what the universe looked like in the first millionth of a second after the Big Bang.

From Popular-Science

She’ll have the last laugh, and its sound will echo long after the last tweet earns its millionth like.

From Time

Smaller than a sesame seed, the bit of brain was about a millionth of an entire brain’s volume.

From Science News

Either way, the timescales for technological advances are an instant compared to the timescales of the Darwinian evolution that led to humanity’s emergence—and more relevantly, less than a millionth of the vast expanses of cosmic time ahead.

From Nautilus

And a milestone: we may have prevented the one millionth baby from being infected with HIV.

From The Daily Beast

The one-millionth phone recycled with an ecoATM was processed in April.

From The Daily Beast

In July, 2012, he awarded a house to his three-millionth Twitter follower.

From The Daily Beast

For the millionth time the picture served to show how mesmerizingly crisp Obama always looks.

From The Daily Beast

And then I thought for the millionth time what an awful mistake it is to be fastidious.

From Project Gutenberg

The ninety-five millionth mile waits on us silently, at the doorways of our souls night and day, and we wait on It.

From Project Gutenberg

This calculation took about one-millionth of a second, and I plunged for the gate, "like a pawing horse let go."

From Project Gutenberg

Mr. Rockefeller does not use the oil-wells he owns, nor a hundred-millionth part of the coal his shares in coal-mines represent.

From Project Gutenberg

They will make a good man, but they will not make a good painter,—no, nor the millionth part of a painter.

From Project Gutenberg