verb (used with object), dis·sem·i·nat·ed, dis·sem·i·nat·ing.
- to scatter or spread widely, as though sowing seed; promulgate extensively; broadcast; disperse: to disseminate information about preventive medicine.
- (tr) to distribute or scatter about; diffuse
c.1600, from Latin disseminatus, past participle of disseminare “to spread abroad, disseminate,” from dis- “in every direction” (see dis-) + seminare “to plant, propagate,” from semen (genitive seminis) “seed” (see semen). Related: Disseminated; disseminates; disseminating. Middle English had dissemen “to scatter” (early 15c.).
- Spread over a large area of a body, a tissue, or an organ.