WordReference Random House Learner's Dictionary of American English © 2015
dis•perse /dɪˈspɝs/USA pronunciation
v., -persed, -pers•ing.
- to (cause to) separate and move in different directions;
(cause to) become scattered: [no object]The crowd dispersed when the police arrived.[~ + object]The riot police dispersed the crowd.
- [~ + object] to spread widely; disseminate:The seeds were dispersed on the plowed land.
- to (cause to) vanish: [no object]When the sun came out, the fog dispersed.[~ + object]The wind dispersed the fog.
Collins Concise English Dictionary © HarperCollins Publishers::
disperse /dɪˈspɜːs/ vb
- to scatter; distribute over a wide area
- to dissipate or cause to dissipate
- to leave or cause to leave a gathering, often in a random manner
- to separate or be separated by dispersion
- (transitive) to diffuse or spread (news, information, etc)
- to separate (particles) throughout a solid, liquid, or gas, as in the formation of a suspension or colloid
Etymology: 14th Century: from Latin dispērsus scattered, from dispergere to scatter widely, from di-² + spargere to strewdisˈperser n USAGE
- of or consisting of the particles in a colloid or suspension: disperse phase
'disperse' also found in these entries: