13 letters · 16 points in Scrabble
noun the opening of a subject to widespread discussion and debate
noun the property of being diffused or dispersed
noun the act of dispersing or diffusing something
originFrom Latin dissēminātus (“broadcast”), past participle of dissēmināre, from dis- (“in all directions”) + sēmināre (“to plant or propagate”), from sēmen, sēminis (“seed”).
Etymology from Wiktionary, CC BY-SA 3.0