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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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n. - One part in a number of equal parts that total 10 to the 18th power.

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Usage examples (37)
  • New satellite data on universe's first trillionth second
  • Top lasts for a hundred billionth of a trillionth of a second.
  • Even the tiniest amount, a trillionth of a gram, can harm you.
  • The trillionth dollar spent on the Iraq and Afghanistan wars; and
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.