(medicine) A metabolic disorder in which individuals lack the liver enzyme phenylalanine hydroxylase (PAH) which is needed to metabolize the amino acid phenylalanine.
phenylketonuric
phenylketonuric
adj
Having or relating to phenylketonuria.
noun
A person who has phenylketonuria.
unknowability
unknowability
noun
The quality or state of being unknowable.
unshockability
unworkability
unworkability
noun
An unworkable aspect or element.
The quality or state of being unworkable, lack of workability.