base base base base base base base base base base base base Base base Dictionary Dictionary base base base base base base base base base base base base base Dictionary base Base base base base base base base base base base base base base base base base Base base base base base base Dictionary base base base base base base base base base Base Base base base base base base base base base base base base base base base base base base Base base base base base base base base base Base base base base base base base base base base base base base base base base Dictionary base base base base base http://www.thefreedictionary.com/base base base base base base Dictionary base Dictionary base base base base base base base Base - definition of base by The Free Dictionary base base base base base Base base base Dictionary base base base base base base base base base base base base base base base base base Base base www.thefreedictionary.com/base base base base base base base base base base Base base base base base base Base Base base base base base base base base base base Base base