psychoactive

[ sahy-koh-ak-tiv ]
See synonyms for psychoactive on Thesaurus.com
adjective
  1. of or relating to a substance having a profound or significant effect on mental processes: a psychoactive drug.

Compare Meanings

Click for a side-by-side comparison of meanings. Use the word comparison feature to learn the differences between similar and commonly confused words.

Origin of psychoactive

1
First recorded in 1960–65; psycho- + active

Words Nearby psychoactive

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use psychoactive in a sentence

British Dictionary definitions for psychoactive

psychoactive

/ (ˌsaɪkəʊˈæktɪv) /


adjective
  1. capable of affecting mental activity: a psychoactive drug

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012