v.
/
əˈdʌltəreɪt/
make (something) poorer in quality by adding another substance.
adj.
/
əˈdʌlt(ə)rət/
archaic not pure or genuine.
Derivative
- adulterant adj.
- adulteration n.
- adulterator n.
Etymology
C16 (as adj.): from L. adulterat-, adulterare ‘corrupt’.