picometre


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Related to picometre: nanometre, Micrometre

picometre

(ˈpiːkəʊˌmiːtə)
n
(Units) measurement a trillionth fraction of metre
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.picometre - a metric unit of length equal to one trillionth of a meter
metric linear unit - a linear unit of distance in metric terms
femtometer, femtometre, fermi - a metric unit of length equal to one quadrillionth of a meter
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
References in periodicals archive ?
The accuracy required to detect such a subtle change is phenomenal: around a hundredth the size of an atom - a picometre.
As shown in Figure 1, computational chemistry encompasses phenomena taking place in the time and length scales from femto second to microsecond and from picometre to micrometre (Hung et al.
The square is virtually single-source, as the OED, under pico-, sanctions this prefix (with no hyphen) with units of measure in general, though picometre is strangely missing from the examples given.