premarket

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adjective pre·mar·ket \(ˌ)prē-ˈmär-kət\
variants: or

pre–market

Definition of premarket

  1. 1 :  occurring in the period prior to a product being available for purchase premarket safety testing a premarket clinical study of a drug

  2. 2 :  occurring prior to the opening of a stock market premarket trading

1923

First Known Use of premarket

1923


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