Uneki UN undeniable achievements/charm/attractions UNCDF-UNITED Nations Capital Development Fund undecided or characterized by indecisiveness. unbalanced double-current interchange circuit unbounded post-tensioned prestressed concrete unguentum epinephrinae bitartratis ophthalmicum unbalance-looseness of bearing house-rubbing uncooled infrared micro-holometer array imager Unplasticized polyvinyl chloride extruded plates unquestioning acceptance/obedience/support