nitrosamine

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nitrosamine

(nī-trō′sə-mēn′, nī′trōs-ăm′ēn)
n.
The group, N2O, having a divalent nitrogen atom bonded to a nitrogen atom that is doubly bonded to an oxygen atom, or any of a series of organic compounds having two alkyl groups bonded to this group. Nitrosamines are present in various food products and are carcinogenic in laboratory animals.