picometer

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Related to picometre: nanometre, Micrometre

picometer

One trillionth of a meter. Pronounced "pee-co-meter," picometers are used to measure atomic structures. See nanometer.

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1 In the world of extremely small measurements, how many femtometres are there in a picometre? 2 Apart from Michael Douglas, which Hollywood star's birth name was Michael Douglas (changed because actors' guild rules forbid such clashes)?

MASTERMINDS

The accuracy required to detect such a subtle change is phenomenal: around a hundredth the size of an atom - a picometre.

LISA Pathfinder sensors expected to hunt out 'elusive' gravity waves

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., 2004).