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Pm

From Wiktionary, the free dictionary

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See also: ㏘, p. m., p.m., pm, .pm, P. M., P.M., and PM

Translingual

Symbol

Pm

  2. (chemistry) Chemical symbol for promethium.
  4. (metrology) Symbol for petametre (petameter), an SI unit of length equal to 1015 metres (meters).

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