Definition of "tetranitrate" []

• Any compound containing four nitrate groups (noun)

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• "Both contained the high explosive PETN pentaerythritol tetranitrate."
• "The incident seemed almost over – but then officials in Dubai told their British counterparts that a suspicious computer printer cartridge had been found to contain the lethal explosive PETN, or pentaerythritol tetranitrate."
• "All three bombs contained a high explosive known as PETN, or pentaerythritol tetranitrate, which was also used by convicted shoe bomber Richard Reid when he tried to destroy a trans-Atlantic flight in 2001."