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picometre
 

Definitions from WordNet

Noun picometre has 1 sense
  1. picometer, picometre, micromicron - a metric unit of length equal to one trillionth of a meter
    --1 is a kind of metric linear unit
    --1 is a part of angstrom, angstrom unit, A
    --1 has parts: femtometer, femtometre, fermi

Definitions from the Web

Picometre

Description:

A picometre is a unit of length in the metric system, equal to one trillionth (10-12) of a meter. It is commonly used in scientific and technological applications to measure extremely small distances, such as atomic sizes or the wavelength of light.

Sample sentences:

  • The size of an atom is typically a few picometres.
  • The resolution of the electron microscope is in the picometre range.

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