dis·in·te·grate 
(dĭs-ĭntĭ-grāt′)
(dĭs-ĭntĭ-grāt′)v. dis·in·te·grat·ed, dis·in·te·grat·ing, dis·in·te·grates
v.intr.
1. To become reduced to components, fragments, or particles. See Synonyms at decay.
2. To lose cohesion or unity: pressures that cause families to disintegrate
3. Physics & Chemistry To decompose, decay, or undergo a nuclear transformation.
v.tr.
To cause to disintegrate.
dis·inte·gra′tive adj.
dis·inte·gra′tor n.