15-Letter Words Containing: _,A,A,A,I,N,N,S

• the condition in which a standard has been successfully established

• the imposition of standards or regulations

• the act of checking or adjusting (by comparison with a standard) the accuracy of a measuring instrument

• a B vitamin that is used to treat pernicious anemia

• the quality of being brought into conformity with nature

• the proceeding whereby a foreigner is granted citizenship

• the introduction of animals or plants to places where they flourish but are not indigenous

• changing the pronunciation of a borrowed word to agree with the borrowers' phonology

• the doctrine that people's duty is to promote human welfare

• malignant tumor originating in glandular epithelium