noun, plural mass media.
any of the means of communication, as television or newspapers, that reach very large numbers of people.
Words nearby mass medium
Origin of mass medium
First recorded in 1920–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for mass media
the means of communication that reach large numbers of people in a short time, such as television, newspapers, magazines, and radio
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
Cultural definitions for mass media
Newspapers, motion pictures, radio, television, and magazines, all of which have the technical capacity to deliver information to millions of people.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.