qualified method n. a method that has one or more qualifiers.
qualifier n. (of a method for a generic function) one of possibly several objects used to annotate the method in a way that identifies its role in the method combination. The method combination type determines how many qualifiers are permitted for each method, which qualifiers are permitted, and the semantics of those qualifiers.
query I/O n. the bidirectional stream that is the value of the variable *query-io*.
quoted object n. an object which is the second element of a quote form.