picofarad: a unit of capacitance equal to one trillionth of a farad
capacitance unit: a measure of the capacity of a circuit component to store charge
cholecystokinin: a gastrointestinal hormone that stimulates the secretion of pancreatic enzymes and the contraction and emptying of the gall bladder; its release is stimulated by the presence of fatty acids and amino acids in the small intestine