Definition of proliferator in US English:

proliferator

noun

  • See proliferate

    • ‘It was noted that even within a class of chemicals such as peroxisome proliferators, individual chemicals had differing target organs and mechanisms of toxicity.’
    • ‘Binding of the complex to gene regulatory sites on the DNA, termed ‘peroxisome proliferator response elements,’ leads to the increased transcription of numerous genes.’
    • ‘The possessors want to stop the proliferators, and the proliferators want to defy them as well as ask them to get rid of their own mountainous nuclear arsenals.’
    • ‘We do know that they are one of the world's worst proliferators, particularly with ballistic missile technologies.’
    • ‘Here we are dealing with a rogue regime that is potentially one of the biggest proliferators of weapons of mass destruction.’

Pronunciation

proliferator

/-ˌrātər/