http://www.investopedia.com/terms/b/barrelofoilequ... barrels of oil equivalent per day (BOE/D) barrels of oil equivalent per day (BOE/D) barrel of oil equivalents BOE BOE investopedia.com barrels of oil equivalent per day (BOE/D) BOE barrel of oil equivalents unit of measure for oil is in barrels Barrels of Oil Equivalent BOE