Pronunciation: ə - ' d ə l-t ə - ˌ r ā t
Function: transitive verb
Inflected Form: -at · ed ; -at · ing
Etymology: Latin adulteratus, past participle of adulterare, from ad- + alter other ― more at ELSE
Date: 1531
: to corrupt, debase, or make impure by the addition of a foreign or inferior substance or element especially : to prepare for sale by replacing more valuable with less valuable or inert ingredients
– adul · ter · a · tor \ - ˌ r ā -t ə r \ noun