nr

Definitions

Information & Library Science

Cars & Driving

  • acronym fornatural rubber
    (written as NR)
  • noun rubber which occurs naturally as a product of the metabolism of certain trees and plants, notably trees of the Hevea brasiliensis species.

Electronics

  • abbreviation fornanoroentgen
    (written as nR)
  • 10-9 roentgen. It is a unit of the ability of radiation to ionize. Its abbreviation is nR.
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