picometre
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Related to picometre: nanometre, Micrometre
picometre
(ˈpiːkəʊˌmiːtə)n
(Units) measurement a trillionth fraction of metre
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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Noun | 1. | picometre - a metric unit of length equal to one trillionth of a meter metric linear unit - a linear unit of distance in metric terms A, angstrom, angstrom unit - a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation |
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